ZIP codes in Iowa
Iowa has 970 ZIP code areas. Every one is outlined on the map below: hover to see the ZIP code, click one for its county, area and centre point.
Green: ZIP code areas mostly in Iowa. Dashed grey: ZIP code areas from neighbouring states that reach across the line. Outlines are simplified to fit the whole state.
Find the ZIP code of any spot
Open the ZIP code map, click any point in Iowa or type a ZIP code, and see its ZIP code area with the county and state. Free, no account needed.
Counties with the most ZIP codes
Each ZIP code counted once, in the county that holds most of it. Click a county to list only its ZIP codes.
All 970 ZIP codes in Iowa
The centre point is the Census inside point of each ZIP code area: a point inside it, handy for placing it on a map.
| ZIP code | Mostly in county | Land area | Water area | Centre point |
|---|---|---|---|---|
| 50001 | Warren County | 23.6 sq mi (61.1 km²) | 0.20 sq mi (0.52 km²) | 41.3535, -93.4388 |
| 50002 | Guthrie County | 111 sq mi (286 km²) | 0.10 sq mi (0.26 km²) | 41.5148, -94.6483 |
| 50003 | Dallas County | 115 sq mi (298 km²) | 0.80 sq mi (2.07 km²) | 41.6115, -94.0430 |
| 50005 | Marshall County | 27.2 sq mi (70.4 km²) | 0.10 sq mi (0.26 km²) | 42.1320, -93.0346 |
| 50006 | Hardin County | 124 sq mi (322 km²) | 0.10 sq mi (0.26 km²) | 42.5084, -93.4020 |
| 50007 | Polk County | 5.4 sq mi (14.0 km²) | None | 41.8037, -93.6004 |
| 50008 | Wayne County | 87.1 sq mi (225.6 km²) | 0.30 sq mi (0.78 km²) | 40.6729, -93.3862 |
| 50009 | Polk County | 27.9 sq mi (72.3 km²) | None | 41.6434, -93.4597 |
| 50010 | Story County | 60.3 sq mi (156.2 km²) | 0.40 sq mi (1.04 km²) | 42.0308, -93.5883 |
| 50012 | Story County | 0.30 sq mi (0.78 km²) | None | 42.0297, -93.6505 |
| 50013 | Story County | 0.60 sq mi (1.55 km²) | None | 42.0149, -93.6578 |
| 50014 | Story County | 54.2 sq mi (140.4 km²) | None | 42.0467, -93.6946 |
| 50020 | Cass County | 96.3 sq mi (249.4 km²) | 0.30 sq mi (0.78 km²) | 41.4268, -94.7499 |
| 50021 | Polk County | 24.1 sq mi (62.4 km²) | None | 41.7243, -93.5653 |
| 50022 | Cass County | 173 sq mi (447 km²) | 0.20 sq mi (0.52 km²) | 41.4163, -95.0063 |
| 50023 | Polk County | 21.0 sq mi (54.4 km²) | 0.60 sq mi (1.55 km²) | 41.7264, -93.6305 |
| 50025 | Audubon County | 196 sq mi (509 km²) | None | 41.7562, -94.9204 |
| 50026 | Guthrie County | 55.9 sq mi (144.8 km²) | None | 41.8582, -94.4496 |
| 50027 | Mahaska County | 27.7 sq mi (71.7 km²) | 0.20 sq mi (0.52 km²) | 41.4820, -92.4694 |
| 50028 | Jasper County | 45.3 sq mi (117.3 km²) | None | 41.8069, -93.1543 |
| 50029 | Guthrie County | 38.4 sq mi (99.5 km²) | None | 41.8290, -94.5559 |
| 50031 | Boone County | 0.20 sq mi (0.52 km²) | None | 42.0388, -94.1400 |
| 50032 | Polk County | 0.40 sq mi (1.04 km²) | None | 41.6659, -93.5429 |
| 50033 | Madison County | 0.20 sq mi (0.52 km²) | None | 41.3604, -93.7942 |
| 50034 | Hamilton County | 63.2 sq mi (163.7 km²) | 0.60 sq mi (1.55 km²) | 42.5433, -93.6468 |
| 50035 | Polk County | 43.2 sq mi (111.9 km²) | 0.20 sq mi (0.52 km²) | 41.7239, -93.4579 |
| 50036 | Boone County | 192 sq mi (497 km²) | 1.6 sq mi (4.1 km²) | 42.0854, -93.8496 |
| 50038 | Dallas County | 3.9 sq mi (10.1 km²) | 0.30 sq mi (0.78 km²) | 41.5248, -93.9031 |
| 50039 | Dallas County | 20.6 sq mi (53.4 km²) | None | 41.8299, -94.0149 |
| 50040 | Boone County | 1.5 sq mi (3.9 km²) | None | 42.1736, -94.1012 |
| 50041 | Franklin County | 0.10 sq mi (0.26 km²) | None | 42.6343, -93.2466 |
| 50042 | Audubon County | 33.1 sq mi (85.7 km²) | 0.10 sq mi (0.26 km²) | 41.5337, -94.9053 |
| 50044 | Marion County | 47.9 sq mi (124.1 km²) | None | 41.2035, -92.9053 |
| 50046 | Story County | 47.5 sq mi (123.0 km²) | 0.30 sq mi (0.78 km²) | 41.8882, -93.5185 |
| 50047 | Warren County | 67.3 sq mi (174.3 km²) | 2.2 sq mi (5.7 km²) | 41.4751, -93.4673 |
| 50048 | Guthrie County | 85.9 sq mi (222.5 km²) | 0.10 sq mi (0.26 km²) | 41.5125, -94.5201 |
| 50049 | Lucas County | 209 sq mi (540 km²) | 0.90 sq mi (2.33 km²) | 41.0344, -93.2954 |
| 50050 | Greene County | 77.7 sq mi (201.2 km²) | None | 42.1590, -94.5036 |
| 50051 | Marshall County | 22.8 sq mi (59.1 km²) | 0.20 sq mi (0.52 km²) | 42.1354, -93.1414 |
| 50052 | Wayne County | 18.4 sq mi (47.7 km²) | None | 40.6433, -93.4444 |
| 50054 | Jasper County | 61.0 sq mi (158.0 km²) | 0.70 sq mi (1.81 km²) | 41.6883, -93.2318 |
| 50055 | Story County | 51.5 sq mi (133.4 km²) | 0.10 sq mi (0.26 km²) | 41.8846, -93.2801 |
| 50056 | Story County | 60.9 sq mi (157.7 km²) | 0.20 sq mi (0.52 km²) | 42.0207, -93.2961 |
| 50057 | Marion County | 18.6 sq mi (48.2 km²) | None | 41.1799, -93.1343 |
| 50058 | Guthrie County | 139 sq mi (361 km²) | 0.10 sq mi (0.26 km²) | 41.8556, -94.6911 |
| 50060 | Wayne County | 173 sq mi (449 km²) | 0.40 sq mi (1.04 km²) | 40.7552, -93.3196 |
| 50061 | Madison County | 31.0 sq mi (80.3 km²) | 0.50 sq mi (1.29 km²) | 41.4759, -93.7977 |
| 50062 | Marion County | 30.6 sq mi (79.3 km²) | None | 41.2355, -93.2450 |
| 50063 | Dallas County | 66.2 sq mi (171.5 km²) | 0.10 sq mi (0.26 km²) | 41.6955, -93.9407 |
| 50064 | Greene County | 19.1 sq mi (49.5 km²) | None | 42.1039, -94.2231 |
| 50065 | Decatur County | 53.4 sq mi (138.3 km²) | 0.20 sq mi (0.52 km²) | 40.6116, -93.7743 |
| 50066 | Dallas County | 25.4 sq mi (65.8 km²) | 0.30 sq mi (0.78 km²) | 41.7981, -94.2334 |
| 50067 | Decatur County | 36.5 sq mi (94.5 km²) | 0.10 sq mi (0.26 km²) | 40.6927, -93.8827 |
| 50068 | Lucas County | 43.0 sq mi (111.4 km²) | None | 40.9480, -93.4663 |
| 50069 | Dallas County | 5.3 sq mi (13.7 km²) | None | 41.5211, -94.0299 |
| 50070 | Madison County | 65.0 sq mi (168.3 km²) | 0.20 sq mi (0.52 km²) | 41.4455, -94.2326 |
| 50071 | Wright County | 111 sq mi (288 km²) | 0.10 sq mi (0.26 km²) | 42.6486, -93.5049 |
| 50072 | Madison County | 89.7 sq mi (232.3 km²) | 0.20 sq mi (0.52 km²) | 41.4712, -94.1230 |
| 50073 | Polk County | 26.2 sq mi (67.9 km²) | 0.10 sq mi (0.26 km²) | 41.7921, -93.5240 |
| 50074 | Ringgold County | 48.6 sq mi (125.9 km²) | 0.80 sq mi (2.07 km²) | 40.8659, -94.0801 |
| 50075 | Hamilton County | 46.9 sq mi (121.5 km²) | None | 42.3252, -93.5649 |
| 50076 | Audubon County | 109 sq mi (283 km²) | 0.30 sq mi (0.78 km²) | 41.5922, -94.8419 |
| 50078 | Marshall County | 0.30 sq mi (0.78 km²) | None | 41.9386, -92.8629 |
| 50101 | Wright County | 10.1 sq mi (26.2 km²) | None | 42.6671, -93.6342 |
| 50102 | Hardin County | 0.50 sq mi (1.29 km²) | None | 42.2455, -93.4002 |
| 50103 | Decatur County | 59.2 sq mi (153.3 km²) | None | 40.7951, -93.6091 |
| 50104 | Keokuk County | 15.1 sq mi (39.1 km²) | None | 41.4946, -92.3884 |
| 50105 | Story County | 9.1 sq mi (23.6 km²) | None | 42.1175, -93.6391 |
| 50106 | Marshall County | 67.7 sq mi (175.3 km²) | None | 41.8811, -92.8058 |
| 50107 | Greene County | 51.6 sq mi (133.6 km²) | None | 42.0365, -94.2190 |
| 50108 | Decatur County | 81.5 sq mi (211.1 km²) | 0.10 sq mi (0.26 km²) | 40.8247, -93.9655 |
| 50109 | Polk County | 19.4 sq mi (50.2 km²) | 2.3 sq mi (6.0 km²) | 41.7709, -93.8006 |
| 50110 | Audubon County | 0.60 sq mi (1.55 km²) | None | 41.8442, -94.9860 |
| 50111 | Polk County | 25.1 sq mi (65.0 km²) | 0.10 sq mi (0.26 km²) | 41.6919, -93.8018 |
| 50112 | Poweshiek County | 182 sq mi (472 km²) | 0.30 sq mi (0.78 km²) | 41.7334, -92.7127 |
| 50115 | Guthrie County | 172 sq mi (446 km²) | 0.10 sq mi (0.26 km²) | 41.6832, -94.5616 |
| 50116 | Marion County | 16.2 sq mi (42.0 km²) | None | 41.1781, -92.9825 |
| 50117 | Audubon County | 27.1 sq mi (70.2 km²) | None | 41.6800, -94.7906 |
| 50118 | Warren County | 11.3 sq mi (29.3 km²) | 0.10 sq mi (0.26 km²) | 41.4598, -93.3787 |
| 50119 | Marion County | 16.0 sq mi (41.4 km²) | 0.40 sq mi (1.04 km²) | 41.3131, -92.9397 |
| 50120 | Marshall County | 17.0 sq mi (44.0 km²) | None | 41.9338, -92.9828 |
| 50122 | Hardin County | 84.2 sq mi (218.1 km²) | None | 42.2988, -93.3078 |
| 50123 | Wayne County | 82.8 sq mi (214.5 km²) | 0.10 sq mi (0.26 km²) | 40.8338, -93.5138 |
| 50124 | Story County | 20.7 sq mi (53.6 km²) | None | 41.8851, -93.6044 |
| 50125 | Warren County | 162 sq mi (421 km²) | 1.1 sq mi (2.8 km²) | 41.3352, -93.5846 |
| 50126 | Hardin County | 137 sq mi (354 km²) | 0.10 sq mi (0.26 km²) | 42.5105, -93.2553 |
| 50127 | Jasper County | 0.60 sq mi (1.55 km²) | None | 41.7812, -93.2113 |
| 50128 | Guthrie County | 28.2 sq mi (73.0 km²) | 0.10 sq mi (0.26 km²) | 41.8556, -94.3002 |
| 50129 | Greene County | 165 sq mi (428 km²) | 0.60 sq mi (1.55 km²) | 42.0133, -94.3767 |
| 50130 | Hamilton County | 64.1 sq mi (166.0 km²) | 0.50 sq mi (1.29 km²) | 42.3034, -93.6692 |
| 50131 | Polk County | 23.7 sq mi (61.4 km²) | 4.2 sq mi (10.9 km²) | 41.6968, -93.7208 |
| 50132 | Hamilton County | 31.1 sq mi (80.5 km²) | None | 42.3939, -93.6826 |
| 50133 | Ringgold County | 71.3 sq mi (184.7 km²) | 0.30 sq mi (0.78 km²) | 40.7184, -94.0820 |
| 50134 | Story County | 19.5 sq mi (50.5 km²) | None | 41.9399, -93.6743 |
| 50135 | Jasper County | 73.0 sq mi (189.1 km²) | 0.90 sq mi (2.33 km²) | 41.7454, -92.8960 |
| 50136 | Keokuk County | 39.8 sq mi (103.1 km²) | None | 41.4695, -92.2928 |
| 50137 | Jasper County | 2.1 sq mi (5.4 km²) | None | 41.6097, -92.9216 |
| 50138 | Marion County | 168 sq mi (435 km²) | 7.6 sq mi (19.7 km²) | 41.3029, -93.1077 |
| 50139 | Warren County | 85.4 sq mi (221.2 km²) | 0.10 sq mi (0.26 km²) | 41.1942, -93.3582 |
| 50140 | Decatur County | 92.7 sq mi (240.1 km²) | 0.80 sq mi (2.07 km²) | 40.6341, -93.9933 |
| 50141 | Marshall County | 37.2 sq mi (96.3 km²) | 0.10 sq mi (0.26 km²) | 41.8676, -92.9497 |
| 50142 | Marshall County | 0.70 sq mi (1.81 km²) | None | 42.0056, -92.7758 |
| 50143 | Mahaska County | 35.5 sq mi (91.9 km²) | 0.40 sq mi (1.04 km²) | 41.3418, -92.8047 |
| 50144 | Decatur County | 143 sq mi (371 km²) | 0.40 sq mi (1.04 km²) | 40.7331, -93.7373 |
| 50145 | Warren County | 3.6 sq mi (9.3 km²) | None | 41.2039, -93.4851 |
| 50146 | Dallas County | 32.5 sq mi (84.2 km²) | None | 41.6804, -94.2491 |
| 50147 | Wayne County | 64.9 sq mi (168.1 km²) | None | 40.6177, -93.5477 |
| 50148 | Marshall County | 18.7 sq mi (48.4 km²) | None | 42.1815, -92.9957 |
| 50149 | Madison County | 81.9 sq mi (212.1 km²) | None | 41.1497, -94.0953 |
| 50150 | Monroe County | 56.0 sq mi (145.0 km²) | 0.20 sq mi (0.52 km²) | 41.1255, -92.9752 |
| 50151 | Lucas County | 79.1 sq mi (204.9 km²) | 0.10 sq mi (0.26 km²) | 41.0788, -93.4888 |
| 50152 | Boone County | 0.40 sq mi (1.04 km²) | None | 41.9687, -93.8176 |
| 50153 | Jasper County | 33.4 sq mi (86.5 km²) | None | 41.5739, -92.8070 |
| 50154 | Story County | 23.7 sq mi (61.4 km²) | None | 42.1763, -93.3907 |
| 50155 | Madison County | 30.7 sq mi (79.5 km²) | None | 41.2110, -94.1994 |
| 50156 | Boone County | 88.5 sq mi (229.2 km²) | 1.7 sq mi (4.4 km²) | 41.8983, -93.8012 |
| 50157 | Poweshiek County | 66.7 sq mi (172.8 km²) | None | 41.7401, -92.5633 |
| 50158 | Marshall County | 212 sq mi (550 km²) | 0.20 sq mi (0.52 km²) | 42.0498, -92.9007 |
| 50160 | Warren County | 0.40 sq mi (1.04 km²) | None | 41.3739, -93.7387 |
| 50161 | Polk County | 79.2 sq mi (205.1 km²) | 0.10 sq mi (0.26 km²) | 41.8423, -93.3969 |
| 50162 | Marshall County | 50.0 sq mi (129.5 km²) | None | 41.9283, -93.0629 |
| 50163 | Marion County | 0.50 sq mi (1.29 km²) | None | 41.2223, -93.2410 |
| 50164 | Guthrie County | 49.4 sq mi (127.9 km²) | 0.10 sq mi (0.26 km²) | 41.4999, -94.4333 |
| 50165 | Wayne County | 0.40 sq mi (1.04 km²) | None | 40.8508, -93.3085 |
| 50166 | Warren County | 59.7 sq mi (154.6 km²) | 0.10 sq mi (0.26 km²) | 41.2828, -93.4310 |
| 50167 | Dallas County | 41.5 sq mi (107.5 km²) | 0.20 sq mi (0.52 km²) | 41.7453, -94.0494 |
| 50168 | Jasper County | 38.4 sq mi (99.5 km²) | None | 41.7884, -93.2785 |
| 50169 | Polk County | 45.6 sq mi (118.1 km²) | 0.10 sq mi (0.26 km²) | 41.6553, -93.3524 |
| 50170 | Jasper County | 83.2 sq mi (215.5 km²) | 1.0 sq mi (2.6 km²) | 41.5300, -93.1165 |
| 50171 | Poweshiek County | 110 sq mi (284 km²) | 0.70 sq mi (1.81 km²) | 41.5839, -92.5254 |
| 50173 | Tama County | 33.1 sq mi (85.7 km²) | 0.10 sq mi (0.26 km²) | 41.9647, -92.7135 |
| 50174 | Clarke County | 105 sq mi (271 km²) | 0.10 sq mi (0.26 km²) | 41.0337, -93.9823 |
| 50201 | Story County | 117 sq mi (304 km²) | 0.10 sq mi (0.26 km²) | 42.0335, -93.4444 |
| 50206 | Hardin County | 46.0 sq mi (119.1 km²) | None | 42.2457, -93.2023 |
| 50207 | Mahaska County | 143 sq mi (370 km²) | 0.10 sq mi (0.26 km²) | 41.4320, -92.6375 |
| 50208 | Jasper County | 159 sq mi (411 km²) | 0.10 sq mi (0.26 km²) | 41.7108, -93.0398 |
| 50210 | Warren County | 73.5 sq mi (190.4 km²) | 0.10 sq mi (0.26 km²) | 41.1950, -93.6983 |
| 50211 | Warren County | 58.6 sq mi (151.8 km²) | 0.60 sq mi (1.55 km²) | 41.4553, -93.7053 |
| 50212 | Boone County | 132 sq mi (342 km²) | 0.30 sq mi (0.78 km²) | 42.0366, -94.0662 |
| 50213 | Clarke County | 210 sq mi (545 km²) | 0.50 sq mi (1.29 km²) | 41.0331, -93.7647 |
| 50214 | Marion County | 38.7 sq mi (100.2 km²) | 1.1 sq mi (2.8 km²) | 41.4693, -93.0557 |
| 50216 | Guthrie County | 51.7 sq mi (133.9 km²) | 2.1 sq mi (5.4 km²) | 41.6973, -94.3549 |
| 50217 | Greene County | 72.1 sq mi (186.7 km²) | None | 42.1838, -94.2518 |
| 50218 | Madison County | 0.40 sq mi (1.04 km²) | None | 41.3484, -93.8775 |
| 50219 | Marion County | 115 sq mi (299 km²) | 4.9 sq mi (12.7 km²) | 41.4207, -92.8967 |
| 50220 | Dallas County | 101 sq mi (260 km²) | 0.50 sq mi (1.29 km²) | 41.8364, -94.1213 |
| 50222 | Madison County | 41.2 sq mi (106.7 km²) | None | 41.2159, -93.9596 |
| 50223 | Boone County | 29.0 sq mi (75.1 km²) | 0.30 sq mi (0.78 km²) | 42.1737, -94.0378 |
| 50225 | Marion County | 85.8 sq mi (222.2 km²) | 0.50 sq mi (1.29 km²) | 41.3812, -93.2746 |
| 50226 | Polk County | 36.4 sq mi (94.3 km²) | 4.3 sq mi (11.1 km²) | 41.7962, -93.7020 |
| 50227 | Franklin County | 0.70 sq mi (1.81 km²) | None | 42.5939, -93.4282 |
| 50228 | Jasper County | 69.3 sq mi (179.5 km²) | 0.20 sq mi (0.52 km²) | 41.5689, -93.2453 |
| 50229 | Warren County | 42.0 sq mi (108.8 km²) | 0.10 sq mi (0.26 km²) | 41.3791, -93.7751 |
| 50230 | Hardin County | 88.5 sq mi (229.2 km²) | None | 42.3032, -93.4534 |
| 50231 | Hamilton County | 0.40 sq mi (1.04 km²) | None | 42.2376, -93.6026 |
| 50232 | Jasper County | 34.3 sq mi (88.8 km²) | 0.20 sq mi (0.52 km²) | 41.5567, -92.9697 |
| 50233 | Dallas County | 50.3 sq mi (130.3 km²) | None | 41.6122, -94.2110 |
| 50234 | Marshall County | 27.2 sq mi (70.4 km²) | 0.10 sq mi (0.26 km²) | 41.8880, -93.1813 |
| 50235 | Greene County | 48.1 sq mi (124.6 km²) | 0.10 sq mi (0.26 km²) | 41.9318, -94.2249 |
| 50236 | Story County | 34.0 sq mi (88.1 km²) | None | 42.1784, -93.4904 |
| 50237 | Polk County | 48.5 sq mi (125.6 km²) | 0.50 sq mi (1.29 km²) | 41.5452, -93.3710 |
| 50238 | Lucas County | 101 sq mi (261 km²) | 2.8 sq mi (7.3 km²) | 40.9638, -93.1826 |
| 50239 | Marshall County | 20.2 sq mi (52.3 km²) | None | 42.1428, -93.2029 |
| 50240 | Madison County | 75.3 sq mi (195.0 km²) | 0.20 sq mi (0.52 km²) | 41.2971, -93.7930 |
| 50241 | Warren County | 0.10 sq mi (0.26 km²) | None | 41.3077, -93.7338 |
| 50242 | Poweshiek County | 40.5 sq mi (104.9 km²) | None | 41.5610, -92.6938 |
| 50243 | Polk County | 0.80 sq mi (2.07 km²) | None | 41.8646, -93.6967 |
| 50244 | Polk County | 25.2 sq mi (65.3 km²) | None | 41.8508, -93.6512 |
| 50246 | Hamilton County | 41.0 sq mi (106.2 km²) | None | 42.2890, -93.7814 |
| 50247 | Marshall County | 85.2 sq mi (220.7 km²) | 0.10 sq mi (0.26 km²) | 42.0181, -93.1664 |
| 50248 | Story County | 82.3 sq mi (213.2 km²) | None | 42.1912, -93.6144 |
| 50249 | Hamilton County | 79.3 sq mi (205.4 km²) | 0.30 sq mi (0.78 km²) | 42.2753, -93.9032 |
| 50250 | Adair County | 109 sq mi (281 km²) | 0.10 sq mi (0.26 km²) | 41.4822, -94.3472 |
| 50251 | Jasper County | 43.7 sq mi (113.2 km²) | None | 41.5669, -92.8694 |
| 50252 | Marion County | 14.3 sq mi (37.0 km²) | 0.30 sq mi (0.78 km²) | 41.4565, -93.3198 |
| 50254 | Union County | 42.7 sq mi (110.6 km²) | 0.10 sq mi (0.26 km²) | 40.9912, -94.0594 |
| 50255 | Keokuk County | 0.20 sq mi (0.52 km²) | None | 41.4559, -92.3321 |
| 50256 | Marion County | 27.8 sq mi (72.0 km²) | 0.10 sq mi (0.26 km²) | 41.2597, -92.9053 |
| 50257 | Madison County | 43.8 sq mi (113.4 km²) | None | 41.1835, -93.8626 |
| 50258 | Hardin County | 54.0 sq mi (139.9 km²) | 0.20 sq mi (0.52 km²) | 42.2241, -93.0731 |
| 50261 | Madison County | 64.9 sq mi (168.1 km²) | 0.60 sq mi (1.55 km²) | 41.4749, -93.9210 |
| 50262 | Decatur County | 35.1 sq mi (90.9 km²) | 0.10 sq mi (0.26 km²) | 40.8624, -93.8191 |
| 50263 | Dallas County | 27.5 sq mi (71.2 km²) | None | 41.6042, -93.8797 |
| 50264 | Clarke County | 67.5 sq mi (174.8 km²) | None | 40.8922, -93.7099 |
| 50265 | Polk County | 19.3 sq mi (50.0 km²) | 0.80 sq mi (2.07 km²) | 41.5427, -93.7511 |
| 50266 | Dallas County | 22.3 sq mi (57.8 km²) | 0.30 sq mi (0.78 km²) | 41.5627, -93.8146 |
| 50268 | Keokuk County | 46.6 sq mi (120.7 km²) | None | 41.4070, -92.3617 |
| 50269 | Hardin County | 0.60 sq mi (1.55 km²) | None | 42.2645, -93.0106 |
| 50271 | Hamilton County | 66.4 sq mi (172.0 km²) | None | 42.4844, -93.5449 |
| 50272 | Lucas County | 0.40 sq mi (1.04 km²) | None | 41.0881, -93.2568 |
| 50273 | Madison County | 195 sq mi (506 km²) | 0.20 sq mi (0.52 km²) | 41.3265, -94.0490 |
| 50274 | Cass County | 47.8 sq mi (123.8 km²) | 0.10 sq mi (0.26 km²) | 41.3833, -94.8610 |
| 50275 | Clarke County | 53.9 sq mi (139.6 km²) | None | 41.0437, -93.5885 |
| 50276 | Boone County | 82.4 sq mi (213.4 km²) | 1.0 sq mi (2.6 km²) | 41.8601, -93.9226 |
| 50277 | Guthrie County | 39.1 sq mi (101.3 km²) | 0.10 sq mi (0.26 km²) | 41.7797, -94.3410 |
| 50278 | Story County | 46.4 sq mi (120.2 km²) | None | 42.1556, -93.3012 |
| 50309 | Polk County | 2.7 sq mi (7.0 km²) | 0.20 sq mi (0.52 km²) | 41.5842, -93.6220 |
| 50310 | Polk County | 8.0 sq mi (20.7 km²) | 0.10 sq mi (0.26 km²) | 41.6276, -93.6727 |
| 50311 | Polk County | 2.6 sq mi (6.7 km²) | None | 41.6010, -93.6734 |
| 50312 | Polk County | 5.6 sq mi (14.5 km²) | 0.20 sq mi (0.52 km²) | 41.5768, -93.6821 |
| 50313 | Polk County | 18.1 sq mi (46.9 km²) | 0.70 sq mi (1.81 km²) | 41.6569, -93.6245 |
| 50314 | Polk County | 2.5 sq mi (6.5 km²) | 0.10 sq mi (0.26 km²) | 41.6050, -93.6312 |
| 50315 | Polk County | 10.3 sq mi (26.7 km²) | 0.20 sq mi (0.52 km²) | 41.5454, -93.6192 |
| 50316 | Polk County | 3.6 sq mi (9.3 km²) | None | 41.6086, -93.5996 |
| 50317 | Polk County | 22.1 sq mi (57.2 km²) | 0.90 sq mi (2.33 km²) | 41.6181, -93.5494 |
| 50319 | Polk County | 0.20 sq mi (0.52 km²) | None | 41.5911, -93.6030 |
| 50320 | Polk County | 16.8 sq mi (43.5 km²) | 0.50 sq mi (1.29 km²) | 41.5310, -93.5724 |
| 50321 | Polk County | 11.3 sq mi (29.3 km²) | 0.10 sq mi (0.26 km²) | 41.5346, -93.6624 |
| 50322 | Polk County | 10.8 sq mi (28.0 km²) | None | 41.6342, -93.7344 |
| 50323 | Dallas County | 10.1 sq mi (26.2 km²) | None | 41.6389, -93.8185 |
| 50324 | Polk County | 1.4 sq mi (3.6 km²) | None | 41.6047, -93.7127 |
| 50325 | Polk County | 7.7 sq mi (19.9 km²) | 0.10 sq mi (0.26 km²) | 41.6136, -93.7991 |
| 50327 | Polk County | 15.8 sq mi (40.9 km²) | 0.20 sq mi (0.52 km²) | 41.5864, -93.4877 |
| 50401 | Cerro Gordo County | 148 sq mi (384 km²) | 0.50 sq mi (1.29 km²) | 43.1541, -93.1998 |
| 50420 | Franklin County | 47.3 sq mi (122.5 km²) | None | 42.8062, -93.4568 |
| 50421 | Wright County | 91.9 sq mi (238.0 km²) | 0.20 sq mi (0.52 km²) | 42.8429, -93.6231 |
| 50423 | Hancock County | 142 sq mi (368 km²) | 0.80 sq mi (2.07 km²) | 43.1183, -93.8145 |
| 50424 | Winnebago County | 139 sq mi (361 km²) | None | 43.4033, -93.9418 |
| 50426 | Mitchell County | 0.40 sq mi (1.04 km²) | None | 43.4151, -93.0172 |
| 50427 | Franklin County | 0.10 sq mi (0.26 km²) | None | 42.8355, -93.2212 |
| 50428 | Cerro Gordo County | 117 sq mi (304 km²) | 4.4 sq mi (11.4 km²) | 43.1400, -93.3909 |
| 50430 | Hancock County | 62.6 sq mi (162.1 km²) | None | 42.9773, -93.9566 |
| 50431 | Franklin County | 0.70 sq mi (1.81 km²) | None | 42.7365, -93.3699 |
| 50432 | Hancock County | 0.40 sq mi (1.04 km²) | None | 43.2240, -93.7979 |
| 50433 | Cerro Gordo County | 47.5 sq mi (123.0 km²) | None | 42.9285, -93.0477 |
| 50434 | Worth County | 10.1 sq mi (26.2 km²) | 0.10 sq mi (0.26 km²) | 43.2575, -93.4486 |
| 50435 | Floyd County | 40.5 sq mi (104.9 km²) | None | 43.1575, -92.7688 |
| 50436 | Winnebago County | 135 sq mi (350 km²) | 0.60 sq mi (1.55 km²) | 43.2592, -93.6858 |
| 50438 | Hancock County | 128 sq mi (330 km²) | 0.10 sq mi (0.26 km²) | 43.1115, -93.6186 |
| 50439 | Hancock County | 33.0 sq mi (85.5 km²) | None | 42.9447, -93.6263 |
| 50440 | Worth County | 29.2 sq mi (75.6 km²) | None | 43.3322, -93.0690 |
| 50441 | Franklin County | 148 sq mi (384 km²) | 0.20 sq mi (0.52 km²) | 42.7397, -93.2206 |
| 50444 | Worth County | 21.2 sq mi (54.9 km²) | None | 43.2972, -93.3836 |
| 50446 | Worth County | 39.2 sq mi (101.5 km²) | 0.10 sq mi (0.26 km²) | 43.3338, -93.4498 |
| 50447 | Hancock County | 104 sq mi (268 km²) | 0.50 sq mi (1.29 km²) | 42.9312, -93.7983 |
| 50448 | Worth County | 62.5 sq mi (161.9 km²) | None | 43.3499, -93.2405 |
| 50449 | Hancock County | 41.1 sq mi (106.4 km²) | None | 43.0025, -93.5471 |
| 50450 | Winnebago County | 84.5 sq mi (218.9 km²) | 1.7 sq mi (4.4 km²) | 43.4212, -93.5222 |
| 50451 | Kossuth County | 61.4 sq mi (159.0 km²) | None | 43.3775, -94.0915 |
| 50452 | Franklin County | 47.6 sq mi (123.3 km²) | 0.10 sq mi (0.26 km²) | 42.7811, -93.3673 |
| 50453 | Winnebago County | 43.7 sq mi (113.2 km²) | 0.10 sq mi (0.26 km²) | 43.3634, -93.6474 |
| 50454 | Mitchell County | 14.7 sq mi (38.1 km²) | None | 43.3851, -92.7393 |
| 50455 | Mitchell County | 32.5 sq mi (84.2 km²) | None | 43.4570, -92.6498 |
| 50456 | Worth County | 49.9 sq mi (129.2 km²) | None | 43.2913, -93.2160 |
| 50457 | Hancock County | 34.0 sq mi (88.1 km²) | None | 42.9142, -93.4928 |
| 50458 | Floyd County | 70.7 sq mi (183.1 km²) | None | 43.1588, -93.0120 |
| 50459 | Worth County | 143 sq mi (370 km²) | 0.80 sq mi (2.07 km²) | 43.4575, -93.2505 |
| 50460 | Mitchell County | 35.4 sq mi (91.7 km²) | None | 43.2259, -92.6902 |
| 50461 | Mitchell County | 178 sq mi (460 km²) | 0.10 sq mi (0.26 km²) | 43.3062, -92.8187 |
| 50464 | Cerro Gordo County | 24.6 sq mi (63.7 km²) | None | 43.2514, -93.0765 |
| 50465 | Winnebago County | 3.3 sq mi (8.5 km²) | None | 43.4870, -93.9106 |
| 50466 | Howard County | 139 sq mi (359 km²) | 0.10 sq mi (0.26 km²) | 43.3869, -92.5384 |
| 50467 | Cerro Gordo County | 1.1 sq mi (2.8 km²) | None | 43.2091, -93.0662 |
| 50468 | Floyd County | 98.6 sq mi (255.4 km²) | None | 43.0322, -92.9471 |
| 50469 | Cerro Gordo County | 86.6 sq mi (224.3 km²) | None | 42.9993, -93.1971 |
| 50470 | Wright County | 23.2 sq mi (60.1 km²) | None | 42.7465, -93.5538 |
| 50471 | Floyd County | 42.9 sq mi (111.1 km²) | None | 43.1648, -92.8784 |
| 50472 | Mitchell County | 123 sq mi (318 km²) | 0.30 sq mi (0.78 km²) | 43.4067, -92.9353 |
| 50473 | Winnebago County | 34.7 sq mi (89.9 km²) | 0.20 sq mi (0.52 km²) | 43.4660, -93.6667 |
| 50475 | Franklin County | 95.1 sq mi (246.3 km²) | None | 42.8822, -93.2140 |
| 50476 | Mitchell County | 38.7 sq mi (100.2 km²) | None | 43.4468, -92.7641 |
| 50477 | Cerro Gordo County | 18.9 sq mi (49.0 km²) | None | 42.9874, -93.3273 |
| 50478 | Winnebago County | 76.5 sq mi (198.1 km²) | None | 43.4075, -93.7836 |
| 50479 | Cerro Gordo County | 58.2 sq mi (150.7 km²) | None | 42.9412, -93.4082 |
| 50480 | Kossuth County | 63.8 sq mi (165.2 km²) | 0.30 sq mi (0.78 km²) | 43.2504, -94.0586 |
| 50482 | Cerro Gordo County | 30.0 sq mi (77.7 km²) | 1.8 sq mi (4.7 km²) | 43.1248, -93.4846 |
| 50483 | Kossuth County | 80.8 sq mi (209.3 km²) | None | 43.1117, -93.9972 |
| 50484 | Hancock County | 43.3 sq mi (112.1 km²) | 0.10 sq mi (0.26 km²) | 43.2383, -93.9065 |
| 50501 | Webster County | 152 sq mi (394 km²) | 1.2 sq mi (3.1 km²) | 42.4916, -94.1871 |
| 50510 | Buena Vista County | 86.6 sq mi (224.3 km²) | 0.20 sq mi (0.52 km²) | 42.7593, -94.9856 |
| 50511 | Kossuth County | 130 sq mi (337 km²) | 0.30 sq mi (0.78 km²) | 43.0751, -94.2192 |
| 50514 | Emmet County | 113 sq mi (293 km²) | 0.80 sq mi (2.07 km²) | 43.4152, -94.4724 |
| 50515 | Palo Alto County | 38.4 sq mi (99.5 km²) | None | 43.0172, -94.8861 |
| 50516 | Webster County | 25.8 sq mi (66.8 km²) | 0.10 sq mi (0.26 km²) | 42.6240, -94.1369 |
| 50517 | Kossuth County | 75.2 sq mi (194.8 km²) | 0.70 sq mi (1.81 km²) | 43.3053, -94.2343 |
| 50518 | Webster County | 28.9 sq mi (74.9 km²) | None | 42.5121, -94.3824 |
| 50519 | Humboldt County | 53.6 sq mi (138.8 km²) | None | 42.9031, -94.2654 |
| 50520 | Humboldt County | 22.6 sq mi (58.5 km²) | 0.30 sq mi (0.78 km²) | 42.8092, -94.3979 |
| 50521 | Webster County | 1.2 sq mi (3.1 km²) | None | 42.3462, -94.1028 |
| 50522 | Kossuth County | 66.7 sq mi (172.8 km²) | None | 43.1856, -94.1858 |
| 50523 | Webster County | 42.1 sq mi (109.0 km²) | None | 42.3678, -94.2936 |
| 50524 | Webster County | 57.2 sq mi (148.1 km²) | None | 42.5942, -94.3586 |
| 50525 | Wright County | 136 sq mi (352 km²) | 0.90 sq mi (2.33 km²) | 42.7365, -93.7473 |
| 50527 | Palo Alto County | 47.5 sq mi (123.0 km²) | 0.70 sq mi (1.81 km²) | 42.9692, -94.7923 |
| 50528 | Palo Alto County | 74.5 sq mi (193.0 km²) | None | 43.1371, -94.5402 |
| 50529 | Humboldt County | 0.50 sq mi (1.29 km²) | None | 42.7222, -94.2010 |
| 50530 | Webster County | 62.7 sq mi (162.4 km²) | 0.50 sq mi (1.29 km²) | 42.2703, -94.0396 |
| 50531 | Emmet County | 38.8 sq mi (100.5 km²) | 1.5 sq mi (3.9 km²) | 43.4541, -94.6098 |
| 50532 | Webster County | 75.4 sq mi (195.3 km²) | 0.10 sq mi (0.26 km²) | 42.4603, -94.0007 |
| 50533 | Wright County | 97.7 sq mi (253.0 km²) | None | 42.6525, -93.9111 |
| 50535 | Sac County | 62.6 sq mi (162.1 km²) | 0.20 sq mi (0.52 km²) | 42.4527, -95.1640 |
| 50536 | Palo Alto County | 142 sq mi (369 km²) | 1.5 sq mi (3.9 km²) | 43.1174, -94.6954 |
| 50538 | Calhoun County | 35.5 sq mi (91.9 km²) | None | 42.2839, -94.4319 |
| 50539 | Kossuth County | 56.1 sq mi (145.3 km²) | None | 43.2354, -94.4185 |
| 50540 | Pocahontas County | 107 sq mi (277 km²) | 0.40 sq mi (1.04 km²) | 42.5983, -94.8400 |
| 50541 | Pocahontas County | 91.2 sq mi (236.2 km²) | 0.50 sq mi (1.29 km²) | 42.7102, -94.4524 |
| 50542 | Wright County | 66.1 sq mi (171.2 km²) | None | 42.7830, -93.9427 |
| 50543 | Webster County | 79.2 sq mi (205.1 km²) | None | 42.2743, -94.3067 |
| 50544 | Webster County | 31.7 sq mi (82.1 km²) | None | 42.2537, -94.1704 |
| 50545 | Humboldt County | 35.9 sq mi (93.0 km²) | None | 42.7974, -94.0809 |
| 50546 | Pocahontas County | 53.2 sq mi (137.8 km²) | None | 42.8437, -94.7081 |
| 50548 | Humboldt County | 124 sq mi (322 km²) | 0.90 sq mi (2.33 km²) | 42.7137, -94.2228 |
| 50551 | Calhoun County | 26.9 sq mi (69.7 km²) | None | 42.4824, -94.7549 |
| 50552 | Calhoun County | 0.50 sq mi (1.29 km²) | None | 42.4564, -94.4607 |
| 50554 | Pocahontas County | 92.3 sq mi (239.1 km²) | 0.20 sq mi (0.52 km²) | 42.8458, -94.8399 |
| 50556 | Kossuth County | 37.2 sq mi (96.3 km²) | None | 43.4552, -94.1966 |
| 50557 | Webster County | 47.9 sq mi (124.1 km²) | 0.30 sq mi (0.78 km²) | 42.3607, -94.0437 |
| 50558 | Humboldt County | 49.3 sq mi (127.7 km²) | None | 42.8613, -94.1638 |
| 50559 | Kossuth County | 35.5 sq mi (91.9 km²) | None | 43.2091, -94.3247 |
| 50560 | Kossuth County | 78.9 sq mi (204.4 km²) | None | 42.9558, -94.1043 |
| 50561 | Calhoun County | 48.4 sq mi (125.4 km²) | None | 42.4177, -94.8508 |
| 50562 | Palo Alto County | 62.6 sq mi (162.1 km²) | None | 42.9616, -94.6417 |
| 50563 | Calhoun County | 101 sq mi (263 km²) | 0.40 sq mi (1.04 km²) | 42.5278, -94.5250 |
| 50565 | Buena Vista County | 43.5 sq mi (112.7 km²) | None | 42.8574, -95.0008 |
| 50566 | Webster County | 36.1 sq mi (93.5 km²) | None | 42.4378, -94.3237 |
| 50567 | Sac County | 30.4 sq mi (78.7 km²) | 0.10 sq mi (0.26 km²) | 42.5238, -95.0808 |
| 50568 | Buena Vista County | 82.0 sq mi (212.4 km²) | 0.10 sq mi (0.26 km²) | 42.6330, -95.0039 |
| 50569 | Webster County | 20.9 sq mi (54.1 km²) | 0.30 sq mi (0.78 km²) | 42.4035, -94.1345 |
| 50570 | Humboldt County | 43.4 sq mi (112.4 km²) | None | 42.8955, -94.3670 |
| 50571 | Pocahontas County | 47.3 sq mi (122.5 km²) | None | 42.6349, -94.5806 |
| 50573 | Pocahontas County | 0.40 sq mi (1.04 km²) | None | 42.8768, -94.6226 |
| 50574 | Pocahontas County | 108 sq mi (280 km²) | None | 42.7189, -94.6997 |
| 50575 | Calhoun County | 62.1 sq mi (160.8 km²) | None | 42.5588, -94.7006 |
| 50576 | Buena Vista County | 36.1 sq mi (93.5 km²) | None | 42.8027, -95.1773 |
| 50577 | Humboldt County | 38.9 sq mi (100.8 km²) | None | 42.8577, -93.9791 |
| 50578 | Emmet County | 69.1 sq mi (179.0 km²) | None | 43.3065, -94.5496 |
| 50579 | Calhoun County | 141 sq mi (364 km²) | 1.3 sq mi (3.4 km²) | 42.3938, -94.6342 |
| 50581 | Pocahontas County | 95.8 sq mi (248.1 km²) | 0.40 sq mi (1.04 km²) | 42.8430, -94.5498 |
| 50582 | Humboldt County | 21.5 sq mi (55.7 km²) | None | 42.7927, -94.2941 |
| 50583 | Sac County | 116 sq mi (299 km²) | 0.50 sq mi (1.29 km²) | 42.4328, -94.9856 |
| 50585 | Buena Vista County | 66.8 sq mi (173.0 km²) | 0.20 sq mi (0.52 km²) | 42.9175, -95.1419 |
| 50586 | Calhoun County | 32.5 sq mi (84.2 km²) | None | 42.4119, -94.4256 |
| 50588 | Buena Vista County | 139 sq mi (359 km²) | 4.9 sq mi (12.7 km²) | 42.6546, -95.1616 |
| 50590 | Kossuth County | 80.8 sq mi (209.3 km²) | None | 43.4067, -94.3041 |
| 50591 | Humboldt County | 29.4 sq mi (76.1 km²) | None | 42.6768, -94.0548 |
| 50592 | Buena Vista County | 0.10 sq mi (0.26 km²) | None | 42.7293, -95.1834 |
| 50593 | Pocahontas County | 0.20 sq mi (0.52 km²) | None | 42.6580, -94.8982 |
| 50594 | Webster County | 26.2 sq mi (67.9 km²) | None | 42.5856, -94.0395 |
| 50595 | Hamilton County | 154 sq mi (398 km²) | 0.20 sq mi (0.52 km²) | 42.4614, -93.8226 |
| 50597 | Palo Alto County | 83.0 sq mi (215.0 km²) | 0.20 sq mi (0.52 km²) | 42.9753, -94.4517 |
| 50598 | Kossuth County | 69.0 sq mi (178.7 km²) | None | 43.0802, -94.4184 |
| 50599 | Wright County | 48.7 sq mi (126.1 km²) | None | 42.5793, -93.8232 |
| 50601 | Franklin County | 139 sq mi (361 km²) | 0.10 sq mi (0.26 km²) | 42.5678, -93.0601 |
| 50602 | Butler County | 78.9 sq mi (204.4 km²) | 0.10 sq mi (0.26 km²) | 42.7416, -92.8057 |
| 50603 | Chickasaw County | 45.1 sq mi (116.8 km²) | None | 43.1889, -92.4582 |
| 50604 | Butler County | 71.5 sq mi (185.2 km²) | 0.10 sq mi (0.26 km²) | 42.6018, -92.8965 |
| 50605 | Franklin County | 16.9 sq mi (43.8 km²) | None | 42.8356, -93.0328 |
| 50606 | Fayette County | 67.3 sq mi (174.3 km²) | None | 42.7473, -91.6912 |
| 50607 | Buchanan County | 47.7 sq mi (123.5 km²) | None | 42.6027, -91.7490 |
| 50608 | Butler County | 0.20 sq mi (0.52 km²) | None | 42.5881, -92.9608 |
| 50609 | Grundy County | 33.0 sq mi (85.5 km²) | None | 42.2284, -92.8095 |
| 50611 | Butler County | 31.6 sq mi (81.8 km²) | None | 42.8193, -92.9111 |
| 50612 | Tama County | 27.7 sq mi (71.7 km²) | None | 42.2855, -92.3869 |
| 50613 | Black Hawk County | 128 sq mi (330 km²) | 1.5 sq mi (3.9 km²) | 42.5314, -92.4859 |
| 50616 | Floyd County | 176 sq mi (456 km²) | 0.20 sq mi (0.52 km²) | 43.0805, -92.6589 |
| 50619 | Butler County | 84.1 sq mi (217.8 km²) | 0.60 sq mi (1.55 km²) | 42.7993, -92.6632 |
| 50620 | Floyd County | 0.10 sq mi (0.26 km²) | None | 43.1571, -92.5912 |
| 50621 | Grundy County | 62.9 sq mi (162.9 km²) | None | 42.2474, -92.9190 |
| 50622 | Bremer County | 25.7 sq mi (66.6 km²) | None | 42.6736, -92.3333 |
| 50623 | Black Hawk County | 2.1 sq mi (5.4 km²) | None | 42.5269, -92.2097 |
| 50624 | Grundy County | 51.4 sq mi (133.1 km²) | None | 42.4687, -92.6588 |
| 50625 | Butler County | 61.1 sq mi (158.2 km²) | None | 42.7484, -92.9884 |
| 50626 | Black Hawk County | 50.6 sq mi (131.1 km²) | 0.20 sq mi (0.52 km²) | 42.5841, -92.1715 |
| 50627 | Hardin County | 106 sq mi (273 km²) | 0.30 sq mi (0.78 km²) | 42.3504, -93.0939 |
| 50628 | Howard County | 113 sq mi (294 km²) | 0.10 sq mi (0.26 km²) | 43.2727, -92.3940 |
| 50629 | Buchanan County | 75.3 sq mi (195.0 km²) | 0.40 sq mi (1.04 km²) | 42.6487, -92.0715 |
| 50630 | Chickasaw County | 84.0 sq mi (217.6 km²) | 0.10 sq mi (0.26 km²) | 42.9577, -92.2140 |
| 50631 | Bremer County | 0.20 sq mi (0.52 km²) | 0.10 sq mi (0.26 km²) | 42.8851, -92.3095 |
| 50632 | Tama County | 42.2 sq mi (109.3 km²) | None | 42.0751, -92.6961 |
| 50633 | Franklin County | 42.3 sq mi (109.6 km²) | 0.10 sq mi (0.26 km²) | 42.6753, -93.1267 |
| 50634 | Black Hawk County | 0.40 sq mi (1.04 km²) | None | 42.4182, -92.2143 |
| 50635 | Tama County | 82.8 sq mi (214.5 km²) | 0.20 sq mi (0.52 km²) | 42.2024, -92.6966 |
| 50636 | Butler County | 117 sq mi (302 km²) | 0.50 sq mi (1.29 km²) | 42.8936, -92.8086 |
| 50638 | Grundy County | 94.0 sq mi (243.5 km²) | None | 42.3565, -92.7950 |
| 50641 | Buchanan County | 45.0 sq mi (116.5 km²) | 0.10 sq mi (0.26 km²) | 42.5919, -91.9194 |
| 50642 | Grundy County | 31.3 sq mi (81.1 km²) | None | 42.4395, -92.8164 |
| 50643 | Black Hawk County | 57.6 sq mi (149.2 km²) | 0.10 sq mi (0.26 km²) | 42.3580, -92.4642 |
| 50644 | Buchanan County | 145 sq mi (376 km²) | 1.0 sq mi (2.6 km²) | 42.4775, -91.8977 |
| 50645 | Chickasaw County | 85.6 sq mi (221.7 km²) | 0.20 sq mi (0.52 km²) | 43.0196, -92.4437 |
| 50647 | Bremer County | 30.4 sq mi (78.7 km²) | 0.60 sq mi (1.55 km²) | 42.6509, -92.4970 |
| 50648 | Black Hawk County | 83.3 sq mi (215.7 km²) | None | 42.4531, -92.0932 |
| 50649 | Butler County | 0.00 sq mi (0.00 km²) | None | 42.6625, -92.9097 |
| 50650 | Buchanan County | 40.9 sq mi (105.9 km²) | None | 42.6182, -91.6560 |
| 50651 | Black Hawk County | 115 sq mi (297 km²) | 1.8 sq mi (4.7 km²) | 42.3246, -92.2017 |
| 50652 | Tama County | 0.40 sq mi (1.04 km²) | None | 42.2645, -92.6923 |
| 50653 | Floyd County | 51.7 sq mi (133.9 km²) | 0.30 sq mi (0.78 km²) | 42.9686, -92.8856 |
| 50654 | Buchanan County | 53.3 sq mi (138.0 km²) | None | 42.4074, -91.5740 |
| 50655 | Fayette County | 35.8 sq mi (92.7 km²) | None | 42.7656, -91.8917 |
| 50657 | Grundy County | 0.20 sq mi (0.52 km²) | None | 42.3445, -92.6740 |
| 50658 | Chickasaw County | 78.0 sq mi (202.0 km²) | 1.1 sq mi (2.8 km²) | 42.9504, -92.5381 |
| 50659 | Chickasaw County | 153 sq mi (396 km²) | 0.10 sq mi (0.26 km²) | 43.0958, -92.3291 |
| 50660 | Butler County | 34.9 sq mi (90.4 km²) | None | 42.5775, -92.6418 |
| 50662 | Fayette County | 70.4 sq mi (182.3 km²) | 0.10 sq mi (0.26 km²) | 42.6887, -91.9375 |
| 50664 | Fayette County | 0.90 sq mi (2.33 km²) | None | 42.7070, -92.0723 |
| 50665 | Butler County | 98.9 sq mi (256.1 km²) | None | 42.5808, -92.7717 |
| 50666 | Bremer County | 49.4 sq mi (127.9 km²) | 0.30 sq mi (0.78 km²) | 42.8544, -92.5032 |
| 50667 | Black Hawk County | 1.9 sq mi (4.9 km²) | None | 42.4700, -92.2256 |
| 50668 | Bremer County | 33.8 sq mi (87.5 km²) | 0.10 sq mi (0.26 km²) | 42.6929, -92.2289 |
| 50669 | Grundy County | 96.7 sq mi (250.5 km²) | None | 42.3392, -92.6150 |
| 50670 | Butler County | 55.1 sq mi (142.7 km²) | 0.50 sq mi (1.29 km²) | 42.6776, -92.6159 |
| 50671 | Fayette County | 21.9 sq mi (56.7 km²) | None | 42.6504, -91.7958 |
| 50672 | Hardin County | 37.3 sq mi (96.6 km²) | None | 42.4260, -93.0716 |
| 50673 | Grundy County | 0.20 sq mi (0.52 km²) | None | 42.5251, -92.7113 |
| 50674 | Bremer County | 159 sq mi (412 km²) | 1.4 sq mi (3.6 km²) | 42.8380, -92.1153 |
| 50675 | Tama County | 112 sq mi (290 km²) | 0.10 sq mi (0.26 km²) | 42.1978, -92.5121 |
| 50676 | Bremer County | 56.3 sq mi (145.8 km²) | 0.10 sq mi (0.26 km²) | 42.7989, -92.2802 |
| 50677 | Bremer County | 129 sq mi (333 km²) | 1.3 sq mi (3.4 km²) | 42.7667, -92.4398 |
| 50680 | Grundy County | 57.7 sq mi (149.4 km²) | None | 42.4446, -92.9172 |
| 50681 | Fayette County | 24.3 sq mi (62.9 km²) | None | 42.7776, -92.0093 |
| 50682 | Buchanan County | 86.6 sq mi (224.3 km²) | 0.10 sq mi (0.26 km²) | 42.4498, -91.6947 |
| 50701 | Black Hawk County | 79.1 sq mi (204.9 km²) | 1.3 sq mi (3.4 km²) | 42.4176, -92.3446 |
| 50702 | Black Hawk County | 9.8 sq mi (25.4 km²) | 0.30 sq mi (0.78 km²) | 42.4615, -92.3137 |
| 50703 | Black Hawk County | 93.2 sq mi (241.4 km²) | 1.0 sq mi (2.6 km²) | 42.5481, -92.2864 |
| 50707 | Black Hawk County | 8.2 sq mi (21.2 km²) | 0.20 sq mi (0.52 km²) | 42.4774, -92.2817 |
| 50801 | Union County | 207 sq mi (537 km²) | 1.5 sq mi (3.9 km²) | 41.0787, -94.4018 |
| 50830 | Union County | 122 sq mi (315 km²) | 0.30 sq mi (0.78 km²) | 41.0226, -94.1905 |
| 50831 | Union County | 0.20 sq mi (0.52 km²) | None | 40.9508, -94.2224 |
| 50833 | Taylor County | 213 sq mi (551 km²) | 1.3 sq mi (3.4 km²) | 40.6705, -94.7009 |
| 50835 | Ringgold County | 15.2 sq mi (39.4 km²) | None | 40.7064, -94.3755 |
| 50836 | Taylor County | 87.0 sq mi (225.3 km²) | 0.60 sq mi (1.55 km²) | 40.6323, -94.4975 |
| 50837 | Adair County | 52.5 sq mi (136.0 km²) | 0.10 sq mi (0.26 km²) | 41.2198, -94.6914 |
| 50839 | Adams County | 0.50 sq mi (1.29 km²) | None | 41.0488, -94.8220 |
| 50840 | Taylor County | 46.2 sq mi (119.7 km²) | 0.20 sq mi (0.52 km²) | 40.7902, -94.4826 |
| 50841 | Adams County | 228 sq mi (592 km²) | 1.8 sq mi (4.7 km²) | 41.0091, -94.7688 |
| 50842 | Union County | 0.30 sq mi (0.78 km²) | None | 41.0399, -94.4618 |
| 50843 | Cass County | 72.3 sq mi (187.3 km²) | None | 41.2368, -94.8852 |
| 50845 | Ringgold County | 112 sq mi (290 km²) | 0.50 sq mi (1.29 km²) | 40.8152, -94.3522 |
| 50846 | Adair County | 95.4 sq mi (247.1 km²) | 0.10 sq mi (0.26 km²) | 41.3090, -94.5761 |
| 50847 | Montgomery County | 0.20 sq mi (0.52 km²) | None | 41.1417, -94.9839 |
| 50848 | Taylor County | 47.9 sq mi (124.1 km²) | 0.20 sq mi (0.52 km²) | 40.7917, -94.7643 |
| 50849 | Adair County | 114 sq mi (296 km²) | 0.30 sq mi (0.78 km²) | 41.2945, -94.4050 |
| 50851 | Taylor County | 133 sq mi (343 km²) | 0.50 sq mi (1.29 km²) | 40.9086, -94.5370 |
| 50853 | Cass County | 74.7 sq mi (193.5 km²) | 0.10 sq mi (0.26 km²) | 41.2369, -94.7679 |
| 50854 | Ringgold County | 139 sq mi (360 km²) | 0.90 sq mi (2.33 km²) | 40.6794, -94.2128 |
| 50857 | Adams County | 49.4 sq mi (127.9 km²) | 0.10 sq mi (0.26 km²) | 40.9348, -94.8795 |
| 50858 | Adair County | 79.9 sq mi (206.9 km²) | 0.10 sq mi (0.26 km²) | 41.2111, -94.4096 |
| 50859 | Adams County | 79.7 sq mi (206.4 km²) | 0.10 sq mi (0.26 km²) | 41.0671, -94.5973 |
| 50860 | Ringgold County | 40.0 sq mi (103.6 km²) | 0.20 sq mi (0.52 km²) | 40.6175, -94.3479 |
| 50861 | Union County | 40.5 sq mi (104.9 km²) | 0.20 sq mi (0.52 km²) | 40.9084, -94.2559 |
| 50862 | Taylor County | 21.9 sq mi (56.7 km²) | 0.10 sq mi (0.26 km²) | 40.8116, -94.6477 |
| 50863 | Ringgold County | 27.5 sq mi (71.2 km²) | 0.20 sq mi (0.52 km²) | 40.8478, -94.1757 |
| 50864 | Montgomery County | 148 sq mi (382 km²) | 0.30 sq mi (0.78 km²) | 40.9704, -94.9781 |
| 51001 | Plymouth CountyAlso in South Dakota | 165 sq mi (428 km²) | 0.10 sq mi (0.26 km²) | 42.8405, -96.5461 |
| 51002 | Buena Vista County | 110 sq mi (284 km²) | None | 42.7021, -95.3189 |
| 51003 | Sioux County | 54.4 sq mi (140.9 km²) | None | 42.9896, -95.9860 |
| 51004 | Woodbury County | 84.2 sq mi (218.1 km²) | 0.30 sq mi (0.78 km²) | 42.3801, -95.9182 |
| 51005 | Cherokee County | 94.3 sq mi (244.2 km²) | None | 42.7236, -95.4188 |
| 51006 | Ida County | 78.7 sq mi (203.8 km²) | 0.30 sq mi (0.78 km²) | 42.3103, -95.6107 |
| 51007 | Woodbury County | 35.2 sq mi (91.2 km²) | None | 42.4022, -96.1886 |
| 51008 | Plymouth County | 0.30 sq mi (0.78 km²) | None | 42.8113, -96.2672 |
| 51009 | O'Brien County | 0.30 sq mi (0.78 km²) | None | 42.9450, -95.5514 |
| 51010 | Monona County | 72.0 sq mi (186.5 km²) | 0.40 sq mi (1.04 km²) | 42.0975, -95.9382 |
| 51011 | Sioux County | 0.40 sq mi (1.04 km²) | None | 42.9156, -96.5139 |
| 51012 | Cherokee County | 148 sq mi (383 km²) | 0.10 sq mi (0.26 km²) | 42.7454, -95.5604 |
| 51014 | Cherokee County | 55.7 sq mi (144.3 km²) | None | 42.7876, -95.7073 |
| 51015 | Woodbury County | 1.3 sq mi (3.4 km²) | None | 42.3394, -96.0811 |
| 51016 | Woodbury County | 105 sq mi (271 km²) | 0.20 sq mi (0.52 km²) | 42.4718, -95.8053 |
| 51018 | Ida County | 32.6 sq mi (84.4 km²) | 0.10 sq mi (0.26 km²) | 42.4497, -95.6808 |
| 51019 | Woodbury County | 89.8 sq mi (232.6 km²) | 0.10 sq mi (0.26 km²) | 42.2768, -95.7199 |
| 51020 | Ida County | 57.0 sq mi (147.6 km²) | None | 42.5150, -95.4102 |
| 51022 | O'Brien County | 76.2 sq mi (197.4 km²) | None | 42.9782, -95.8473 |
| 51023 | Sioux CountyAlso in South Dakota | 120 sq mi (311 km²) | 0.80 sq mi (2.07 km²) | 43.0067, -96.4635 |
| 51024 | Plymouth County | 87.3 sq mi (226.1 km²) | None | 42.6265, -96.2629 |
| 51025 | Ida County | 106 sq mi (276 km²) | None | 42.4976, -95.5561 |
| 51026 | Woodbury County | 110 sq mi (286 km²) | 0.10 sq mi (0.26 km²) | 42.2555, -96.0684 |
| 51027 | Sioux County | 90.0 sq mi (233.1 km²) | None | 42.9657, -96.3279 |
| 51028 | Plymouth County | 124 sq mi (322 km²) | None | 42.5967, -95.9876 |
| 51029 | Cherokee County | 27.0 sq mi (69.9 km²) | None | 42.8855, -95.5414 |
| 51030 | Woodbury County | 58.9 sq mi (152.6 km²) | None | 42.4977, -96.1883 |
| 51031 | Plymouth County | 234 sq mi (606 km²) | None | 42.8032, -96.1864 |
| 51033 | Clay County | 61.5 sq mi (159.3 km²) | None | 42.9194, -95.2524 |
| 51034 | Monona County | 117 sq mi (302 km²) | 0.30 sq mi (0.78 km²) | 42.1628, -95.7896 |
| 51035 | Cherokee County | 106 sq mi (275 km²) | None | 42.7808, -95.8005 |
| 51036 | Sioux County | 42.5 sq mi (110.1 km²) | None | 42.9697, -96.1895 |
| 51037 | Cherokee County | 23.6 sq mi (61.1 km²) | None | 42.8257, -95.6427 |
| 51038 | Plymouth County | 89.3 sq mi (231.3 km²) | None | 42.7032, -96.3165 |
| 51039 | Woodbury County | 86.2 sq mi (223.3 km²) | 0.20 sq mi (0.52 km²) | 42.4492, -96.0496 |
| 51040 | Monona County | 130 sq mi (335 km²) | 1.6 sq mi (4.1 km²) | 42.0325, -96.0687 |
| 51041 | Sioux County | 70.9 sq mi (183.6 km²) | None | 43.0244, -96.0770 |
| 51044 | Woodbury County | 33.7 sq mi (87.3 km²) | 0.10 sq mi (0.26 km²) | 42.3062, -95.9181 |
| 51045 | Plymouth County | 0.10 sq mi (0.26 km²) | None | 42.8203, -96.0579 |
| 51046 | O'Brien County | 93.3 sq mi (241.6 km²) | 0.10 sq mi (0.26 km²) | 42.9618, -95.6780 |
| 51047 | Clay County | 76.6 sq mi (198.4 km²) | 0.20 sq mi (0.52 km²) | 42.9424, -95.3695 |
| 51048 | Woodbury County | 36.9 sq mi (95.6 km²) | None | 42.5510, -95.8413 |
| 51049 | Cherokee County | 45.0 sq mi (116.5 km²) | None | 42.6301, -95.6444 |
| 51050 | Plymouth County | 140 sq mi (361 km²) | None | 42.8004, -95.9479 |
| 51051 | Monona County | 3.3 sq mi (8.5 km²) | None | 42.2061, -95.9649 |
| 51052 | Woodbury County | 61.7 sq mi (159.8 km²) | 1.6 sq mi (4.1 km²) | 42.3082, -96.2660 |
| 51053 | Sac County | 74.3 sq mi (192.4 km²) | None | 42.4951, -95.2865 |
| 51054 | Woodbury County | 38.7 sq mi (100.2 km²) | 0.80 sq mi (2.07 km²) | 42.3809, -96.3350 |
| 51055 | Woodbury County | 62.8 sq mi (162.7 km²) | 0.80 sq mi (2.07 km²) | 42.2082, -96.2603 |
| 51056 | Woodbury County | 33.6 sq mi (87.0 km²) | 0.10 sq mi (0.26 km²) | 42.2413, -95.9564 |
| 51058 | O'Brien County | 85.7 sq mi (222.0 km²) | 0.10 sq mi (0.26 km²) | 42.9893, -95.4769 |
| 51060 | Monona County | 59.1 sq mi (153.1 km²) | None | 42.0424, -95.6844 |
| 51061 | Cherokee County | 48.6 sq mi (125.9 km²) | 0.10 sq mi (0.26 km²) | 42.5797, -95.7253 |
| 51062 | Plymouth County | 55.8 sq mi (144.5 km²) | None | 42.6979, -96.5349 |
| 51063 | Monona County | 72.8 sq mi (188.6 km²) | 1.1 sq mi (2.8 km²) | 42.1328, -96.1907 |
| 51101 | Woodbury County | 1.2 sq mi (3.1 km²) | None | 42.4937, -96.3942 |
| 51103 | Woodbury County | 12.1 sq mi (31.3 km²) | 0.20 sq mi (0.52 km²) | 42.5197, -96.4493 |
| 51104 | Woodbury County | 7.5 sq mi (19.4 km²) | None | 42.5345, -96.4032 |
| 51105 | Woodbury County | 6.0 sq mi (15.5 km²) | None | 42.5079, -96.3663 |
| 51106 | Woodbury County | 33.5 sq mi (86.8 km²) | 0.40 sq mi (1.04 km²) | 42.4632, -96.3129 |
| 51108 | Plymouth County | 46.0 sq mi (119.1 km²) | 0.10 sq mi (0.26 km²) | 42.5660, -96.3525 |
| 51109 | Plymouth County | 17.6 sq mi (45.6 km²) | 0.80 sq mi (2.07 km²) | 42.6103, -96.4700 |
| 51111 | Woodbury County | 6.1 sq mi (15.8 km²) | 0.20 sq mi (0.52 km²) | 42.4185, -96.3931 |
| 51201 | Sioux County | 116 sq mi (300 km²) | None | 43.1824, -95.8656 |
| 51230 | Lyon County | 23.6 sq mi (61.1 km²) | None | 43.3562, -96.3221 |
| 51231 | O'Brien County | 24.2 sq mi (62.7 km²) | None | 43.1057, -95.7413 |
| 51232 | Osceola County | 61.0 sq mi (158.0 km²) | None | 43.2950, -95.8095 |
| 51234 | Sioux County | 49.8 sq mi (129.0 km²) | None | 43.1922, -96.0193 |
| 51235 | Lyon County | 53.5 sq mi (138.6 km²) | None | 43.2949, -96.2153 |
| 51237 | Lyon County | 97.1 sq mi (251.5 km²) | None | 43.3361, -96.0008 |
| 51238 | Sioux County | 49.2 sq mi (127.4 km²) | None | 43.0744, -95.8924 |
| 51239 | Sioux County | 67.0 sq mi (173.5 km²) | None | 43.2039, -96.1475 |
| 51240 | Lyon County | 100 sq mi (260 km²) | 0.10 sq mi (0.26 km²) | 43.3094, -96.4584 |
| 51241 | Lyon County | 89.6 sq mi (232.1 km²) | None | 43.4512, -96.4617 |
| 51242 | Lyon County | 5.4 sq mi (14.0 km²) | None | 43.4323, -96.3381 |
| 51243 | Lyon County | 52.3 sq mi (135.5 km²) | None | 43.4406, -95.8966 |
| 51244 | Sioux County | 0.40 sq mi (1.04 km²) | None | 43.2443, -95.9344 |
| 51245 | O'Brien County | 77.4 sq mi (200.5 km²) | None | 43.0778, -95.6014 |
| 51246 | Lyon County | 161 sq mi (417 km²) | 0.10 sq mi (0.26 km²) | 43.4288, -96.1647 |
| 51247 | Sioux County | 113 sq mi (292 km²) | 0.10 sq mi (0.26 km²) | 43.1938, -96.3381 |
| 51248 | O'Brien County | 79.1 sq mi (204.9 km²) | None | 43.2044, -95.6591 |
| 51249 | Osceola County | 127 sq mi (328 km²) | None | 43.4074, -95.7310 |
| 51250 | Sioux County | 73.3 sq mi (189.8 km²) | 0.10 sq mi (0.26 km²) | 43.0909, -96.2058 |
| 51301 | Clay County | 158 sq mi (408 km²) | 0.90 sq mi (2.33 km²) | 43.1531, -95.1498 |
| 51331 | Dickinson County | 1.6 sq mi (4.1 km²) | 0.90 sq mi (2.33 km²) | 43.3596, -95.1308 |
| 51333 | Clay County | 59.8 sq mi (154.9 km²) | 0.70 sq mi (1.81 km²) | 43.1366, -95.0012 |
| 51334 | Emmet County | 186 sq mi (482 km²) | 2.6 sq mi (6.7 km²) | 43.4040, -94.8037 |
| 51338 | Clay County | 72.4 sq mi (187.5 km²) | 0.20 sq mi (0.52 km²) | 43.2054, -95.3187 |
| 51340 | Clay County | 0.10 sq mi (0.26 km²) | None | 43.2405, -95.1561 |
| 51341 | Clay County | 0.30 sq mi (0.78 km²) | None | 43.0182, -95.0360 |
| 51342 | Palo Alto County | 79.9 sq mi (206.9 km²) | 0.10 sq mi (0.26 km²) | 43.2479, -94.7369 |
| 51343 | Clay County | 28.1 sq mi (72.8 km²) | 0.20 sq mi (0.52 km²) | 43.0176, -95.1275 |
| 51345 | Osceola County | 57.2 sq mi (148.1 km²) | 0.20 sq mi (0.52 km²) | 43.4224, -95.4367 |
| 51346 | O'Brien County | 146 sq mi (379 km²) | None | 43.1913, -95.4536 |
| 51347 | Dickinson County | 81.0 sq mi (209.8 km²) | 2.0 sq mi (5.2 km²) | 43.4224, -95.3185 |
| 51350 | Osceola County | 44.5 sq mi (115.3 km²) | None | 43.3075, -95.5983 |
| 51351 | Dickinson County | 108 sq mi (280 km²) | 3.2 sq mi (8.3 km²) | 43.3151, -95.1836 |
| 51354 | Osceola County | 85.4 sq mi (221.2 km²) | 0.50 sq mi (1.29 km²) | 43.4123, -95.5433 |
| 51355 | Dickinson County | 2.5 sq mi (6.5 km²) | 1.2 sq mi (3.1 km²) | 43.3887, -95.1405 |
| 51357 | Clay County | 37.3 sq mi (96.6 km²) | None | 43.0622, -95.2876 |
| 51358 | Palo Alto County | 80.3 sq mi (208.0 km²) | 5.8 sq mi (15.0 km²) | 43.1299, -94.8937 |
| 51360 | Dickinson CountyAlso in Minnesota | 105 sq mi (272 km²) | 16.0 sq mi (41.4 km²) | 43.4337, -95.0859 |
| 51363 | Dickinson County | 0.40 sq mi (1.04 km²) | None | 43.4337, -94.9467 |
| 51364 | Dickinson County | 63.3 sq mi (163.9 km²) | None | 43.2993, -94.9629 |
| 51365 | Emmet County | 21.6 sq mi (55.9 km²) | 2.3 sq mi (6.0 km²) | 43.3096, -94.7333 |
| 51366 | Clay County | 62.3 sq mi (161.4 km²) | None | 42.9607, -95.0030 |
| 51401 | Carroll County | 169 sq mi (437 km²) | 0.20 sq mi (0.52 km²) | 42.0649, -94.8700 |
| 51430 | Carroll County | 40.1 sq mi (103.9 km²) | None | 42.0897, -95.0266 |
| 51431 | Ida County | 37.9 sq mi (98.2 km²) | None | 42.3444, -95.3515 |
| 51432 | Crawford County | 0.30 sq mi (0.78 km²) | None | 41.9101, -95.1380 |
| 51433 | Sac County | 56.8 sq mi (147.1 km²) | 0.40 sq mi (1.04 km²) | 42.2666, -94.8753 |
| 51436 | Carroll County | 60.8 sq mi (157.5 km²) | None | 42.1891, -95.0048 |
| 51439 | Crawford County | 85.9 sq mi (222.5 km²) | 0.20 sq mi (0.52 km²) | 42.0828, -95.5891 |
| 51440 | Carroll County | 26.4 sq mi (68.4 km²) | None | 41.9117, -94.8138 |
| 51441 | Crawford County | 20.1 sq mi (52.1 km²) | None | 42.1133, -95.3154 |
| 51442 | Crawford County | 160 sq mi (413 km²) | 0.10 sq mi (0.26 km²) | 42.0313, -95.3568 |
| 51443 | Carroll County | 101 sq mi (262 km²) | 0.30 sq mi (0.78 km²) | 42.0699, -94.6970 |
| 51444 | Carroll County | 1.4 sq mi (3.6 km²) | None | 42.0122, -94.9736 |
| 51445 | Ida County | 125 sq mi (324 km²) | 0.20 sq mi (0.52 km²) | 42.3281, -95.4677 |
| 51446 | Shelby County | 35.8 sq mi (92.7 km²) | None | 41.7766, -95.1927 |
| 51447 | Shelby County | 36.7 sq mi (95.1 km²) | None | 41.7210, -95.1919 |
| 51448 | Crawford County | 57.6 sq mi (149.2 km²) | None | 42.2054, -95.3098 |
| 51449 | Calhoun County | 89.7 sq mi (232.3 km²) | 0.60 sq mi (1.55 km²) | 42.2660, -94.7344 |
| 51450 | Sac County | 56.6 sq mi (146.6 km²) | 2.0 sq mi (5.2 km²) | 42.3164, -95.0207 |
| 51451 | Carroll County | 0.40 sq mi (1.04 km²) | None | 42.1851, -94.6952 |
| 51452 | Carroll County | 2.4 sq mi (6.2 km²) | None | 42.1224, -94.7836 |
| 51453 | Calhoun County | 78.8 sq mi (204.1 km²) | None | 42.2623, -94.5455 |
| 51454 | Crawford County | 96.8 sq mi (250.7 km²) | None | 41.8848, -95.1906 |
| 51455 | Carroll County | 113 sq mi (292 km²) | None | 41.9078, -95.0569 |
| 51458 | Sac County | 97.1 sq mi (251.5 km²) | 0.10 sq mi (0.26 km²) | 42.3264, -95.2353 |
| 51459 | Carroll County | 0.60 sq mi (1.55 km²) | None | 42.0450, -94.6378 |
| 51460 | Crawford County | 0.60 sq mi (1.55 km²) | None | 42.1324, -95.5710 |
| 51461 | Crawford County | 54.4 sq mi (140.9 km²) | None | 42.1741, -95.4741 |
| 51462 | Greene County | 114 sq mi (296 km²) | 0.90 sq mi (2.33 km²) | 42.0144, -94.5565 |
| 51463 | Carroll County | 30.0 sq mi (77.7 km²) | None | 41.9074, -94.9127 |
| 51465 | Crawford County | 63.6 sq mi (164.7 km²) | None | 42.0869, -95.2006 |
| 51466 | Sac County | 52.2 sq mi (135.2 km²) | 0.20 sq mi (0.52 km²) | 42.2470, -95.0996 |
| 51467 | Crawford County | 57.4 sq mi (148.7 km²) | None | 42.0719, -95.1073 |
| 51501 | Pottawattamie County | 23.9 sq mi (61.9 km²) | 2.4 sq mi (6.2 km²) | 41.2273, -95.8784 |
| 51503 | Pottawattamie County | 122 sq mi (315 km²) | 1.5 sq mi (3.9 km²) | 41.2232, -95.7845 |
| 51510 | Pottawattamie County | 1.8 sq mi (4.7 km²) | 0.20 sq mi (0.52 km²) | 41.2885, -95.9169 |
| 51520 | Crawford County | 21.2 sq mi (54.9 km²) | None | 41.9692, -95.4593 |
| 51521 | Pottawattamie County | 87.4 sq mi (226.4 km²) | 0.50 sq mi (1.29 km²) | 41.4855, -95.3447 |
| 51523 | Monona County | 50.2 sq mi (130.0 km²) | 0.70 sq mi (1.81 km²) | 41.9152, -96.0677 |
| 51525 | Pottawattamie County | 61.9 sq mi (160.3 km²) | 0.10 sq mi (0.26 km²) | 41.2340, -95.4200 |
| 51526 | Pottawattamie County | 43.6 sq mi (112.9 km²) | 1.0 sq mi (2.6 km²) | 41.3739, -95.8718 |
| 51527 | Shelby County | 42.3 sq mi (109.6 km²) | None | 41.8371, -95.3373 |
| 51528 | Crawford County | 71.1 sq mi (184.1 km²) | 0.20 sq mi (0.52 km²) | 41.9089, -95.5012 |
| 51529 | Harrison County | 132 sq mi (343 km²) | 0.30 sq mi (0.78 km²) | 41.8605, -95.6435 |
| 51530 | Shelby County | 53.7 sq mi (139.1 km²) | 0.10 sq mi (0.26 km²) | 41.7875, -95.4305 |
| 51531 | Shelby County | 27.3 sq mi (70.7 km²) | None | 41.5875, -95.0884 |
| 51532 | Montgomery County | 59.7 sq mi (154.6 km²) | 0.10 sq mi (0.26 km²) | 41.1380, -95.1091 |
| 51533 | Montgomery County | 79.9 sq mi (206.9 km²) | None | 41.0395, -95.3782 |
| 51534 | Mills County | 101 sq mi (260 km²) | 0.30 sq mi (0.78 km²) | 41.0413, -95.7178 |
| 51535 | Cass County | 135 sq mi (350 km²) | None | 41.2265, -95.1267 |
| 51536 | Pottawattamie County | 50.8 sq mi (131.6 km²) | 0.20 sq mi (0.52 km²) | 41.3843, -95.3732 |
| 51537 | Shelby County | 164 sq mi (424 km²) | 0.30 sq mi (0.78 km²) | 41.6501, -95.2972 |
| 51540 | Mills County | 57.4 sq mi (148.7 km²) | 0.20 sq mi (0.52 km²) | 41.0243, -95.4982 |
| 51541 | Mills County | 42.9 sq mi (111.1 km²) | 0.20 sq mi (0.52 km²) | 41.1391, -95.4162 |
| 51542 | Pottawattamie County | 37.9 sq mi (98.2 km²) | 0.20 sq mi (0.52 km²) | 41.4404, -95.8318 |
| 51543 | Audubon County | 22.0 sq mi (57.0 km²) | None | 41.6579, -95.0731 |
| 51544 | Cass County | 49.3 sq mi (127.7 km²) | None | 41.3139, -95.1034 |
| 51545 | Harrison County | 46.5 sq mi (120.4 km²) | 0.80 sq mi (2.07 km²) | 41.8510, -96.0146 |
| 51546 | Harrison County | 122 sq mi (315 km²) | 0.10 sq mi (0.26 km²) | 41.6371, -95.7661 |
| 51548 | Pottawattamie County | 26.8 sq mi (69.4 km²) | None | 41.3171, -95.6355 |
| 51549 | Pottawattamie County | 31.4 sq mi (81.3 km²) | None | 41.1858, -95.4667 |
| 51550 | Harrison County | 0.50 sq mi (1.29 km²) | None | 41.6920, -95.8740 |
| 51551 | Mills County | 81.9 sq mi (212.1 km²) | 0.40 sq mi (1.04 km²) | 40.9908, -95.5875 |
| 51552 | Cass County | 30.2 sq mi (78.2 km²) | None | 41.4861, -95.1144 |
| 51553 | Pottawattamie County | 45.4 sq mi (117.6 km²) | 0.10 sq mi (0.26 km²) | 41.4146, -95.5471 |
| 51554 | Mills County | 3.3 sq mi (8.5 km²) | None | 41.1451, -95.6812 |
| 51555 | Harrison County | 146 sq mi (378 km²) | 2.4 sq mi (6.2 km²) | 41.5595, -95.9153 |
| 51556 | Harrison County | 49.5 sq mi (128.2 km²) | 1.3 sq mi (3.4 km²) | 41.6429, -96.0401 |
| 51557 | Harrison CountyAlso in Nebraska | 75.3 sq mi (195.0 km²) | 0.70 sq mi (1.81 km²) | 41.7336, -96.0064 |
| 51558 | Monona County | 84.9 sq mi (219.9 km²) | 0.20 sq mi (0.52 km²) | 41.9159, -95.8806 |
| 51559 | Pottawattamie County | 86.1 sq mi (223.0 km²) | 0.20 sq mi (0.52 km²) | 41.4554, -95.6430 |
| 51560 | Pottawattamie County | 91.6 sq mi (237.2 km²) | 0.50 sq mi (1.29 km²) | 41.3135, -95.4009 |
| 51561 | Mills County | 56.1 sq mi (145.3 km²) | 1.7 sq mi (4.4 km²) | 41.0051, -95.8096 |
| 51562 | Shelby County | 34.0 sq mi (88.1 km²) | None | 41.7251, -95.4933 |
| 51563 | Harrison County | 53.7 sq mi (139.1 km²) | 0.10 sq mi (0.26 km²) | 41.5707, -95.5856 |
| 51564 | Harrison County | 37.2 sq mi (96.3 km²) | None | 41.8096, -95.9228 |
| 51565 | Shelby County | 45.7 sq mi (118.4 km²) | None | 41.6429, -95.5245 |
| 51566 | Montgomery County | 176 sq mi (457 km²) | 0.60 sq mi (1.55 km²) | 41.0151, -95.2297 |
| 51570 | Shelby County | 63.4 sq mi (164.2 km²) | 0.10 sq mi (0.26 km²) | 41.5277, -95.4655 |
| 51571 | Mills County | 46.0 sq mi (119.1 km²) | None | 41.1423, -95.6166 |
| 51572 | Monona County | 41.7 sq mi (108.0 km²) | 0.10 sq mi (0.26 km²) | 41.9844, -95.8078 |
| 51573 | Montgomery County | 58.5 sq mi (151.5 km²) | None | 40.9792, -95.0948 |
| 51575 | Pottawattamie County | 47.8 sq mi (123.8 km²) | None | 41.2403, -95.6025 |
| 51576 | Pottawattamie County | 46.3 sq mi (119.9 km²) | 0.20 sq mi (0.52 km²) | 41.3829, -95.7149 |
| 51577 | Pottawattamie County | 83.6 sq mi (216.5 km²) | None | 41.4636, -95.2038 |
| 51578 | Shelby County | 0.10 sq mi (0.26 km²) | None | 41.7200, -95.3950 |
| 51579 | Harrison County | 118 sq mi (305 km²) | 0.40 sq mi (1.04 km²) | 41.7617, -95.7191 |
| 51601 | Page County | 103 sq mi (268 km²) | 0.10 sq mi (0.26 km²) | 40.7355, -95.3470 |
| 51630 | Page County | 26.2 sq mi (67.9 km²) | None | 40.6010, -95.1943 |
| 51631 | Page County | 38.2 sq mi (98.9 km²) | 0.10 sq mi (0.26 km²) | 40.5914, -95.0100 |
| 51632 | Page County | 211 sq mi (547 km²) | 0.10 sq mi (0.26 km²) | 40.7458, -95.0466 |
| 51636 | Page County | 54.9 sq mi (142.2 km²) | None | 40.6671, -95.2352 |
| 51637 | Page County | 1.3 sq mi (3.4 km²) | None | 40.6204, -95.1183 |
| 51638 | Page County | 80.4 sq mi (208.2 km²) | 0.20 sq mi (0.52 km²) | 40.8374, -95.2662 |
| 51639 | Fremont County | 68.3 sq mi (176.9 km²) | None | 40.7201, -95.4665 |
| 51640 | Fremont CountyAlso in Missouri | 115 sq mi (299 km²) | 1.6 sq mi (4.1 km²) | 40.6262, -95.6613 |
| 51645 | Fremont County | 45.1 sq mi (116.8 km²) | None | 40.8821, -95.4229 |
| 51646 | Taylor County | 56.4 sq mi (146.1 km²) | 0.30 sq mi (0.78 km²) | 40.7477, -94.8744 |
| 51647 | Page County | 25.0 sq mi (64.7 km²) | None | 40.6054, -95.3451 |
| 51648 | Fremont County | 57.2 sq mi (148.1 km²) | 1.4 sq mi (3.6 km²) | 40.7395, -95.8004 |
| 51649 | Fremont County | 42.1 sq mi (109.0 km²) | 0.20 sq mi (0.52 km²) | 40.8504, -95.5270 |
| 51650 | Fremont County | 31.3 sq mi (81.1 km²) | 1.1 sq mi (2.8 km²) | 40.6783, -95.5502 |
| 51651 | Page County | 0.20 sq mi (0.52 km²) | None | 40.6566, -95.0347 |
| 51652 | Fremont County | 74.4 sq mi (192.7 km²) | 0.40 sq mi (1.04 km²) | 40.7725, -95.6231 |
| 51653 | Fremont County | 35.1 sq mi (90.9 km²) | 0.10 sq mi (0.26 km²) | 40.8784, -95.6823 |
| 51654 | Fremont County | 46.4 sq mi (120.2 km²) | 1.3 sq mi (3.4 km²) | 40.8349, -95.7816 |
| 51656 | Page County | 0.30 sq mi (0.78 km²) | None | 40.7353, -95.1543 |
| 52001 | Dubuque County | 26.1 sq mi (67.6 km²) | 2.7 sq mi (7.0 km²) | 42.5483, -90.6937 |
| 52002 | Dubuque County | 29.2 sq mi (75.6 km²) | None | 42.5248, -90.7719 |
| 52003 | Dubuque County | 56.4 sq mi (146.1 km²) | 2.3 sq mi (6.0 km²) | 42.4307, -90.6697 |
| 52030 | Jackson County | 0.20 sq mi (0.52 km²) | None | 42.1532, -90.5923 |
| 52031 | Jackson County | 167 sq mi (432 km²) | 5.2 sq mi (13.5 km²) | 42.2526, -90.4864 |
| 52032 | Dubuque County | 102 sq mi (264 km²) | 0.10 sq mi (0.26 km²) | 42.2896, -90.8395 |
| 52033 | Jones County | 98.4 sq mi (254.9 km²) | None | 42.2794, -91.0018 |
| 52035 | Clayton County | 50.0 sq mi (129.5 km²) | None | 42.6707, -91.1812 |
| 52036 | Delaware County | 0.40 sq mi (1.04 km²) | None | 42.4729, -91.3409 |
| 52037 | Clinton County | 68.3 sq mi (176.9 km²) | None | 41.9672, -90.6337 |
| 52038 | Delaware County | 27.0 sq mi (69.9 km²) | None | 42.5867, -91.5615 |
| 52039 | Dubuque County | 35.4 sq mi (91.7 km²) | None | 42.5381, -90.8574 |
| 52040 | Delaware County | 62.0 sq mi (160.6 km²) | 0.10 sq mi (0.26 km²) | 42.5036, -91.1417 |
| 52041 | Delaware County | 59.0 sq mi (152.8 km²) | None | 42.5061, -91.2551 |
| 52042 | Clayton County | 60.5 sq mi (156.7 km²) | None | 42.6786, -91.3602 |
| 52043 | Clayton County | 96.9 sq mi (251.0 km²) | None | 42.8340, -91.4263 |
| 52044 | Clayton County | 12.7 sq mi (32.9 km²) | None | 42.7681, -91.3233 |
| 52045 | Dubuque County | 48.0 sq mi (124.3 km²) | None | 42.4549, -90.9311 |
| 52046 | Dubuque County | 48.3 sq mi (125.1 km²) | None | 42.4402, -91.0119 |
| 52047 | Clayton County | 38.0 sq mi (98.4 km²) | None | 42.9693, -91.3418 |
| 52048 | Clayton County | 35.6 sq mi (92.2 km²) | None | 42.7373, -91.2558 |
| 52049 | Clayton County | 67.7 sq mi (175.3 km²) | 2.4 sq mi (6.2 km²) | 42.8856, -91.1994 |
| 52050 | Delaware County | 32.0 sq mi (82.9 km²) | None | 42.6103, -91.3267 |
| 52052 | Clayton County | 89.7 sq mi (232.3 km²) | 7.2 sq mi (18.6 km²) | 42.7424, -91.1167 |
| 52053 | Dubuque County | 58.5 sq mi (151.5 km²) | None | 42.6066, -90.9640 |
| 52054 | Jackson County | 56.3 sq mi (145.8 km²) | None | 42.3056, -90.6282 |
| 52056 | Dubuque County | 0.50 sq mi (1.29 km²) | None | 42.6040, -91.0726 |
| 52057 | Delaware County | 139 sq mi (360 km²) | 0.60 sq mi (1.55 km²) | 42.4909, -91.4532 |
| 52060 | Jackson County | 159 sq mi (412 km²) | 0.60 sq mi (1.55 km²) | 42.1012, -90.6803 |
| 52064 | Jackson County | 42.4 sq mi (109.8 km²) | 0.30 sq mi (0.78 km²) | 42.0936, -90.3108 |
| 52065 | Dubuque County | 48.3 sq mi (125.1 km²) | None | 42.5835, -91.1020 |
| 52066 | Clayton County | 2.7 sq mi (7.0 km²) | 2.0 sq mi (5.2 km²) | 42.6820, -90.9601 |
| 52068 | Dubuque County | 43.1 sq mi (111.6 km²) | None | 42.4238, -90.8113 |
| 52069 | Jackson County | 49.0 sq mi (126.9 km²) | 0.20 sq mi (0.52 km²) | 42.0605, -90.4300 |
| 52070 | Jackson County | 48.2 sq mi (124.8 km²) | 9.7 sq mi (25.1 km²) | 42.0844, -90.2085 |
| 52071 | Jackson County | 0.40 sq mi (1.04 km²) | None | 42.3624, -90.5423 |
| 52072 | Clayton County | 33.2 sq mi (86.0 km²) | None | 42.9202, -91.3803 |
| 52073 | Dubuque County | 48.0 sq mi (124.3 km²) | 3.2 sq mi (8.3 km²) | 42.6189, -90.8216 |
| 52074 | Jackson County | 31.4 sq mi (81.3 km²) | 0.40 sq mi (1.04 km²) | 42.1105, -90.4624 |
| 52075 | Jackson County | 0.60 sq mi (1.55 km²) | None | 42.1657, -90.4792 |
| 52076 | Clayton County | 102 sq mi (264 km²) | 0.20 sq mi (0.52 km²) | 42.6972, -91.5104 |
| 52077 | Clayton County | 30.3 sq mi (78.5 km²) | None | 42.8210, -91.5625 |
| 52078 | Dubuque County | 41.5 sq mi (107.5 km²) | None | 42.3958, -91.1157 |
| 52079 | Jackson County | 59.3 sq mi (153.6 km²) | None | 42.2878, -90.7191 |
| 52101 | Winneshiek County | 317 sq mi (820 km²) | 0.10 sq mi (0.26 km²) | 43.3663, -91.7729 |
| 52132 | Winneshiek County | 61.8 sq mi (160.1 km²) | 0.10 sq mi (0.26 km²) | 43.2112, -91.9281 |
| 52133 | Winneshiek County | 43.7 sq mi (113.2 km²) | None | 43.1089, -91.6606 |
| 52134 | Howard County | 27.8 sq mi (72.0 km²) | None | 43.4716, -92.4008 |
| 52135 | Fayette County | 28.1 sq mi (72.8 km²) | None | 43.0206, -91.6628 |
| 52136 | Howard County | 210 sq mi (545 km²) | 0.10 sq mi (0.26 km²) | 43.3714, -92.1124 |
| 52140 | Allamakee County | 73.8 sq mi (191.1 km²) | None | 43.4456, -91.5346 |
| 52141 | Fayette County | 83.5 sq mi (216.3 km²) | None | 42.9312, -91.6409 |
| 52142 | Fayette County | 75.3 sq mi (195.0 km²) | 0.20 sq mi (0.52 km²) | 42.8260, -91.7983 |
| 52144 | Winneshiek County | 74.5 sq mi (193.0 km²) | None | 43.1396, -91.9607 |
| 52146 | Allamakee County | 81.0 sq mi (209.8 km²) | 9.5 sq mi (24.6 km²) | 43.1759, -91.2060 |
| 52147 | Fayette County | 68.6 sq mi (177.7 km²) | None | 42.9448, -91.9593 |
| 52151 | Allamakee County | 115 sq mi (297 km²) | 3.0 sq mi (7.8 km²) | 43.3464, -91.2648 |
| 52154 | Chickasaw County | 72.8 sq mi (188.6 km²) | None | 43.1180, -92.1651 |
| 52155 | Howard County | 104 sq mi (270 km²) | 0.10 sq mi (0.26 km²) | 43.4128, -92.2957 |
| 52156 | Clayton County | 47.3 sq mi (122.5 km²) | None | 43.0531, -91.4654 |
| 52157 | Clayton County | 56.7 sq mi (146.9 km²) | 2.2 sq mi (5.7 km²) | 43.0219, -91.2403 |
| 52158 | Clayton County | 1.3 sq mi (3.4 km²) | 0.20 sq mi (0.52 km²) | 43.0433, -91.1924 |
| 52159 | Allamakee County | 72.8 sq mi (188.6 km²) | None | 43.0788, -91.3656 |
| 52160 | Allamakee County | 45.0 sq mi (116.5 km²) | 0.40 sq mi (1.04 km²) | 43.4691, -91.3512 |
| 52161 | Winneshiek County | 53.1 sq mi (137.5 km²) | None | 43.1273, -91.7562 |
| 52162 | Allamakee County | 96.5 sq mi (249.9 km²) | None | 43.1106, -91.5527 |
| 52163 | Howard County | 1.8 sq mi (4.7 km²) | None | 43.2198, -92.1031 |
| 52164 | Fayette County | 25.4 sq mi (65.8 km²) | None | 42.8547, -91.9066 |
| 52165 | Winneshiek County | 66.6 sq mi (172.5 km²) | 0.10 sq mi (0.26 km²) | 43.3085, -91.9943 |
| 52166 | Fayette County | 0.30 sq mi (0.78 km²) | None | 43.0680, -91.9355 |
| 52168 | Winneshiek County | 0.40 sq mi (1.04 km²) | None | 43.2034, -91.9534 |
| 52169 | Fayette County | 33.4 sq mi (86.5 km²) | None | 42.8607, -91.6631 |
| 52170 | Allamakee County | 48.8 sq mi (126.4 km²) | None | 43.2288, -91.3048 |
| 52171 | Fayette County | 82.4 sq mi (213.4 km²) | None | 43.0682, -92.0529 |
| 52172 | Allamakee County | 160 sq mi (414 km²) | None | 43.2712, -91.4838 |
| 52175 | Fayette County | 85.7 sq mi (222.0 km²) | None | 42.9937, -91.8239 |
| 52201 | Washington County | 65.3 sq mi (169.1 km²) | 0.10 sq mi (0.26 km²) | 41.3297, -91.5471 |
| 52202 | Linn County | 25.7 sq mi (66.6 km²) | None | 42.1592, -91.6378 |
| 52203 | Iowa County | 52.6 sq mi (136.2 km²) | 0.50 sq mi (1.29 km²) | 41.8139, -91.8916 |
| 52205 | Jones County | 123 sq mi (319 km²) | 0.40 sq mi (1.04 km²) | 42.1162, -91.2896 |
| 52206 | Benton County | 28.5 sq mi (73.8 km²) | None | 41.9919, -91.8872 |
| 52207 | Jackson County | 36.6 sq mi (94.8 km²) | None | 42.0928, -90.8300 |
| 52208 | Benton County | 60.7 sq mi (157.2 km²) | 0.10 sq mi (0.26 km²) | 41.8768, -92.2569 |
| 52209 | Benton County | 39.3 sq mi (101.8 km²) | 0.10 sq mi (0.26 km²) | 41.9090, -92.0975 |
| 52210 | Buchanan County | 34.6 sq mi (89.6 km²) | None | 42.3340, -91.9930 |
| 52211 | Poweshiek County | 87.7 sq mi (227.1 km²) | 0.20 sq mi (0.52 km²) | 41.7539, -92.4498 |
| 52212 | Jones County | 22.3 sq mi (57.8 km²) | None | 42.1088, -91.0903 |
| 52213 | Linn County | 72.9 sq mi (188.8 km²) | 0.60 sq mi (1.55 km²) | 42.2019, -91.7597 |
| 52214 | Linn County | 90.2 sq mi (233.6 km²) | 1.2 sq mi (3.1 km²) | 42.1879, -91.5093 |
| 52215 | Tama County | 79.8 sq mi (206.7 km²) | 0.10 sq mi (0.26 km²) | 41.9135, -92.4053 |
| 52216 | Cedar County | 58.0 sq mi (150.2 km²) | None | 41.8836, -91.0243 |
| 52217 | Tama County | 54.6 sq mi (141.4 km²) | None | 42.0795, -92.4107 |
| 52218 | Linn County | 75.6 sq mi (195.8 km²) | 0.40 sq mi (1.04 km²) | 42.2954, -91.5386 |
| 52219 | Linn County | 0.40 sq mi (1.04 km²) | None | 42.2375, -91.4257 |
| 52220 | Iowa County | 0.80 sq mi (2.07 km²) | None | 41.7266, -91.9985 |
| 52221 | Poweshiek County | 21.0 sq mi (54.4 km²) | None | 41.6409, -92.3317 |
| 52222 | Poweshiek County | 77.1 sq mi (199.7 km²) | 0.10 sq mi (0.26 km²) | 41.5764, -92.3407 |
| 52223 | Delaware County | 47.7 sq mi (123.5 km²) | 0.30 sq mi (0.78 km²) | 42.4126, -91.3244 |
| 52224 | Benton County | 98.9 sq mi (256.1 km²) | None | 42.1575, -92.2937 |
| 52225 | Tama County | 38.0 sq mi (98.4 km²) | None | 42.0129, -92.3263 |
| 52227 | Linn County | 29.4 sq mi (76.1 km²) | 0.50 sq mi (1.29 km²) | 41.8944, -91.5702 |
| 52228 | Linn County | 37.2 sq mi (96.3 km²) | None | 41.9023, -91.7887 |
| 52229 | Benton County | 52.6 sq mi (136.2 km²) | None | 42.1446, -92.1692 |
| 52231 | Keokuk County | 34.5 sq mi (89.4 km²) | None | 41.3588, -92.0586 |
| 52232 | Poweshiek County | 21.3 sq mi (55.2 km²) | None | 41.8049, -92.3471 |
| 52233 | Linn County | 3.9 sq mi (10.1 km²) | None | 42.0492, -91.6873 |
| 52235 | Johnson County | 2.1 sq mi (5.4 km²) | 0.10 sq mi (0.26 km²) | 41.5781, -91.5319 |
| 52236 | Iowa County | 26.2 sq mi (67.9 km²) | None | 41.7334, -91.8764 |
| 52237 | Delaware County | 84.1 sq mi (217.8 km²) | None | 42.3408, -91.2520 |
| 52240 | Johnson County | 142 sq mi (368 km²) | 1.1 sq mi (2.8 km²) | 41.6308, -91.4988 |
| 52241 | Johnson County | 13.5 sq mi (35.0 km²) | 0.10 sq mi (0.26 km²) | 41.6972, -91.5975 |
| 52242 | Johnson County | 0.70 sq mi (1.81 km²) | 0.10 sq mi (0.26 km²) | 41.6629, -91.5436 |
| 52245 | Johnson County | 8.4 sq mi (21.8 km²) | 0.10 sq mi (0.26 km²) | 41.6729, -91.5121 |
| 52246 | Johnson County | 16.7 sq mi (43.3 km²) | 0.10 sq mi (0.26 km²) | 41.6484, -91.5968 |
| 52247 | Johnson County | 80.7 sq mi (209.0 km²) | None | 41.5187, -91.7233 |
| 52248 | Washington County | 112 sq mi (290 km²) | 0.40 sq mi (1.04 km²) | 41.3458, -91.9353 |
| 52249 | Benton County | 49.9 sq mi (129.2 km²) | None | 42.0120, -92.2052 |
| 52251 | Iowa County | 39.0 sq mi (101.0 km²) | None | 41.7136, -92.2101 |
| 52252 | Jones County | 1.4 sq mi (3.6 km²) | None | 42.1971, -91.2272 |
| 52253 | Cedar County | 47.1 sq mi (122.0 km²) | None | 41.8953, -91.3534 |
| 52254 | Clinton County | 59.3 sq mi (153.6 km²) | None | 41.9523, -90.8054 |
| 52255 | Cedar County | 42.7 sq mi (110.6 km²) | None | 41.8629, -90.9613 |
| 52257 | Benton County | 16.6 sq mi (43.0 km²) | None | 41.9148, -92.1724 |
| 52301 | Iowa County | 126 sq mi (327 km²) | 0.20 sq mi (0.52 km²) | 41.7885, -92.0825 |
| 52302 | Linn County | 74.3 sq mi (192.4 km²) | None | 42.0654, -91.5609 |
| 52305 | Jones County | 27.1 sq mi (70.2 km²) | None | 42.0180, -91.3421 |
| 52306 | Cedar County | 75.2 sq mi (194.8 km²) | 0.30 sq mi (0.78 km²) | 41.8871, -91.2542 |
| 52307 | Iowa County | 0.50 sq mi (1.29 km²) | None | 41.7915, -91.9024 |
| 52308 | Iowa County | 0.10 sq mi (0.26 km²) | None | 41.5733, -92.1594 |
| 52309 | Jackson County | 34.3 sq mi (88.8 km²) | 0.10 sq mi (0.26 km²) | 42.1317, -90.8886 |
| 52310 | Jones County | 145 sq mi (377 km²) | 0.10 sq mi (0.26 km²) | 42.2204, -91.1954 |
| 52312 | Jones County | 0.10 sq mi (0.26 km²) | None | 42.0062, -91.2453 |
| 52313 | Benton County | 30.7 sq mi (79.5 km²) | 0.50 sq mi (1.29 km²) | 42.2572, -92.0967 |
| 52314 | Linn County | 59.3 sq mi (153.6 km²) | 0.50 sq mi (1.29 km²) | 41.9357, -91.4479 |
| 52315 | Benton County | 28.6 sq mi (74.1 km²) | None | 42.0018, -91.9698 |
| 52316 | Iowa County | 73.2 sq mi (189.6 km²) | None | 41.5456, -92.0948 |
| 52317 | Johnson County | 34.4 sq mi (89.1 km²) | 2.3 sq mi (6.0 km²) | 41.7671, -91.6345 |
| 52318 | Benton County | 35.0 sq mi (90.6 km²) | None | 41.8901, -91.8965 |
| 52320 | Jones County | 58.1 sq mi (150.5 km²) | 0.60 sq mi (1.55 km²) | 41.9991, -91.1484 |
| 52321 | Jones County | 37.5 sq mi (97.1 km²) | None | 42.1417, -90.9831 |
| 52322 | Johnson County | 87.4 sq mi (226.4 km²) | 0.40 sq mi (1.04 km²) | 41.6927, -91.7628 |
| 52323 | Jones County | 47.3 sq mi (122.5 km²) | 0.10 sq mi (0.26 km²) | 41.9844, -90.9533 |
| 52324 | Linn County | 41.9 sq mi (108.5 km²) | 1.1 sq mi (2.8 km²) | 42.0639, -91.8061 |
| 52325 | Iowa County | 40.4 sq mi (104.6 km²) | None | 41.5839, -91.9259 |
| 52326 | Buchanan County | 1.0 sq mi (2.6 km²) | None | 42.3948, -91.7565 |
| 52327 | Washington County | 80.2 sq mi (207.7 km²) | 0.40 sq mi (1.04 km²) | 41.4771, -91.5830 |
| 52328 | Linn County | 2.7 sq mi (7.0 km²) | None | 42.0719, -91.6664 |
| 52329 | Buchanan County | 49.9 sq mi (129.2 km²) | 0.20 sq mi (0.52 km²) | 42.3519, -91.8601 |
| 52330 | Delaware County | 47.3 sq mi (122.5 km²) | None | 42.3526, -91.5008 |
| 52332 | Benton County | 39.6 sq mi (102.6 km²) | 0.50 sq mi (1.29 km²) | 42.0981, -91.8873 |
| 52333 | Johnson County | 85.6 sq mi (221.7 km²) | 5.1 sq mi (13.2 km²) | 41.8037, -91.4871 |
| 52334 | Iowa County | 13.5 sq mi (35.0 km²) | None | 41.7308, -91.9435 |
| 52335 | Keokuk County | 48.2 sq mi (124.8 km²) | None | 41.4680, -92.0538 |
| 52336 | Linn County | 48.0 sq mi (124.3 km²) | None | 42.0738, -91.4418 |
| 52337 | Cedar County | 30.0 sq mi (77.7 km²) | None | 41.8822, -91.1428 |
| 52338 | Johnson County | 33.4 sq mi (86.5 km²) | 0.40 sq mi (1.04 km²) | 41.8179, -91.7075 |
| 52339 | Tama County | 98.6 sq mi (255.4 km²) | 0.30 sq mi (0.78 km²) | 41.9279, -92.5871 |
| 52340 | Johnson County | 19.1 sq mi (49.5 km²) | None | 41.7056, -91.6767 |
| 52341 | Linn County | 13.6 sq mi (35.2 km²) | 0.20 sq mi (0.52 km²) | 42.1029, -91.7262 |
| 52342 | Tama County | 88.7 sq mi (229.7 km²) | 0.10 sq mi (0.26 km²) | 42.0435, -92.5585 |
| 52344 | Linn County | 0.00 sq mi (0.00 km²) | None | 42.2920, -91.6833 |
| 52345 | Benton County | 3.2 sq mi (8.3 km²) | None | 42.2224, -91.8917 |
| 52346 | Benton County | 48.7 sq mi (126.1 km²) | None | 42.0130, -92.0812 |
| 52347 | Iowa County | 63.8 sq mi (165.2 km²) | None | 41.7135, -92.2859 |
| 52348 | Tama County | 0.30 sq mi (0.78 km²) | None | 41.9933, -92.3860 |
| 52349 | Benton County | 150 sq mi (387 km²) | 1.2 sq mi (3.1 km²) | 42.1722, -92.0093 |
| 52351 | Benton County | 1.8 sq mi (4.7 km²) | None | 41.8749, -91.8353 |
| 52352 | Linn County | 80.6 sq mi (208.8 km²) | 0.60 sq mi (1.55 km²) | 42.2891, -91.7780 |
| 52353 | Washington County | 157 sq mi (408 km²) | 0.10 sq mi (0.26 km²) | 41.2988, -91.7156 |
| 52354 | Benton County | 29.8 sq mi (77.2 km²) | None | 41.9188, -91.9886 |
| 52355 | Keokuk County | 35.5 sq mi (91.9 km²) | None | 41.4606, -92.1918 |
| 52356 | Washington County | 95.0 sq mi (246.0 km²) | None | 41.4749, -91.8477 |
| 52358 | Cedar County | 78.7 sq mi (203.8 km²) | None | 41.6914, -91.3184 |
| 52359 | Washington County | 13.8 sq mi (35.7 km²) | None | 41.3543, -91.8101 |
| 52361 | Iowa County | 130 sq mi (336 km²) | 0.20 sq mi (0.52 km²) | 41.6409, -92.0160 |
| 52362 | Jones County | 53.3 sq mi (138.0 km²) | None | 42.0584, -91.0032 |
| 52401 | Linn County | 1.2 sq mi (3.1 km²) | 0.20 sq mi (0.52 km²) | 41.9755, -91.6592 |
| 52402 | Linn County | 13.7 sq mi (35.5 km²) | 0.30 sq mi (0.78 km²) | 42.0232, -91.6596 |
| 52403 | Linn County | 26.3 sq mi (68.1 km²) | 0.70 sq mi (1.81 km²) | 41.9660, -91.5661 |
| 52404 | Linn County | 56.6 sq mi (146.6 km²) | 0.30 sq mi (0.78 km²) | 41.9230, -91.6885 |
| 52405 | Linn County | 15.0 sq mi (38.8 km²) | 0.20 sq mi (0.52 km²) | 41.9834, -91.7462 |
| 52411 | Linn County | 16.4 sq mi (42.5 km²) | 1.0 sq mi (2.6 km²) | 42.0538, -91.7293 |
| 52501 | Wapello County | 225 sq mi (584 km²) | 2.6 sq mi (6.7 km²) | 41.0444, -92.4291 |
| 52530 | Wapello County | 17.6 sq mi (45.6 km²) | 0.30 sq mi (0.78 km²) | 40.9891, -92.2962 |
| 52531 | Monroe County | 223 sq mi (578 km²) | 0.10 sq mi (0.26 km²) | 41.0257, -92.8198 |
| 52533 | Jefferson County | 88.0 sq mi (227.9 km²) | 0.10 sq mi (0.26 km²) | 41.0084, -92.1464 |
| 52534 | Mahaska County | 0.80 sq mi (2.07 km²) | None | 41.2734, -92.6806 |
| 52535 | Van Buren County | 56.0 sq mi (145.0 km²) | 0.10 sq mi (0.26 km²) | 40.8629, -91.9596 |
| 52536 | Wapello County | 60.9 sq mi (157.7 km²) | 0.10 sq mi (0.26 km²) | 40.9575, -92.6089 |
| 52537 | Davis County | 339 sq mi (877 km²) | 1.4 sq mi (3.6 km²) | 40.7350, -92.4136 |
| 52540 | Jefferson County | 96.1 sq mi (248.9 km²) | 1.8 sq mi (4.7 km²) | 41.1568, -91.8230 |
| 52542 | Van Buren CountyAlso in Missouri | 46.8 sq mi (121.2 km²) | 0.10 sq mi (0.26 km²) | 40.6199, -92.0562 |
| 52543 | Mahaska County | 21.6 sq mi (55.9 km²) | None | 41.2020, -92.5127 |
| 52544 | Appanoose County | 138 sq mi (358 km²) | 0.40 sq mi (1.04 km²) | 40.7066, -92.9123 |
| 52548 | Wapello County | 0.20 sq mi (0.52 km²) | None | 41.0855, -92.5306 |
| 52549 | Appanoose County | 44.0 sq mi (114.0 km²) | None | 40.6186, -92.9431 |
| 52550 | Keokuk County | 38.1 sq mi (98.7 km²) | 0.10 sq mi (0.26 km²) | 41.3139, -92.3569 |
| 52551 | Van Buren County | 58.3 sq mi (151.0 km²) | 0.80 sq mi (2.07 km²) | 40.8189, -92.1004 |
| 52552 | Davis County | 58.5 sq mi (151.5 km²) | 0.60 sq mi (1.55 km²) | 40.8271, -92.5487 |
| 52553 | Wapello County | 82.3 sq mi (213.2 km²) | 0.90 sq mi (2.33 km²) | 41.1484, -92.6549 |
| 52554 | Wapello County | 37.9 sq mi (98.2 km²) | 0.60 sq mi (1.55 km²) | 40.9253, -92.2357 |
| 52555 | Appanoose County | 21.3 sq mi (55.2 km²) | None | 40.6443, -92.8162 |
| 52556 | Jefferson County | 176 sq mi (455 km²) | 0.50 sq mi (1.29 km²) | 41.0242, -91.9275 |
| 52557 | Jefferson County | 0.30 sq mi (0.78 km²) | None | 41.0201, -91.9664 |
| 52560 | Davis County | 30.4 sq mi (78.7 km²) | 0.40 sq mi (1.04 km²) | 40.8548, -92.2492 |
| 52561 | Mahaska County | 37.3 sq mi (96.6 km²) | None | 41.2203, -92.4523 |
| 52562 | Keokuk County | 0.20 sq mi (0.52 km²) | None | 41.2654, -92.2486 |
| 52563 | Keokuk County | 108 sq mi (280 km²) | None | 41.1683, -92.2818 |
| 52565 | Van Buren County | 113 sq mi (294 km²) | 2.6 sq mi (6.7 km²) | 40.7421, -91.9345 |
| 52566 | Wapello County | 1.7 sq mi (4.4 km²) | None | 41.1289, -92.5055 |
| 52567 | Jefferson County | 25.4 sq mi (65.8 km²) | None | 40.9317, -92.0722 |
| 52568 | Keokuk County | 0.30 sq mi (0.78 km²) | None | 41.1779, -92.2508 |
| 52569 | Monroe County | 100 sq mi (260 km²) | 2.9 sq mi (7.5 km²) | 40.9807, -93.0496 |
| 52570 | Van Buren County | 65.6 sq mi (169.9 km²) | 0.10 sq mi (0.26 km²) | 40.6874, -92.1462 |
| 52571 | Appanoose County | 95.3 sq mi (246.8 km²) | 7.7 sq mi (19.9 km²) | 40.8739, -92.8324 |
| 52572 | Appanoose County | 99.3 sq mi (257.2 km²) | 0.20 sq mi (0.52 km²) | 40.6705, -92.6884 |
| 52573 | Van Buren CountyAlso in Missouri | 37.3 sq mi (96.6 km²) | 0.50 sq mi (1.29 km²) | 40.6276, -91.9288 |
| 52574 | Appanoose County | 38.9 sq mi (100.8 km²) | 6.5 sq mi (16.8 km²) | 40.8098, -92.9633 |
| 52576 | Keokuk County | 46.9 sq mi (121.5 km²) | 0.10 sq mi (0.26 km²) | 41.2152, -92.1094 |
| 52577 | Mahaska County | 158 sq mi (410 km²) | 1.5 sq mi (3.9 km²) | 41.2730, -92.6616 |
| 52580 | Jefferson County | 40.3 sq mi (104.4 km²) | None | 41.1052, -92.0903 |
| 52581 | Appanoose County | 37.9 sq mi (98.2 km²) | 1.7 sq mi (4.4 km²) | 40.8012, -93.0639 |
| 52583 | Wayne County | 45.0 sq mi (116.5 km²) | 0.10 sq mi (0.26 km²) | 40.8049, -93.1463 |
| 52584 | Davis County | 27.6 sq mi (71.5 km²) | 0.10 sq mi (0.26 km²) | 40.6535, -92.2408 |
| 52585 | Keokuk County | 54.5 sq mi (141.2 km²) | 0.20 sq mi (0.52 km²) | 41.1893, -91.9862 |
| 52586 | Mahaska County | 46.5 sq mi (120.4 km²) | None | 41.3450, -92.4614 |
| 52588 | Van Buren County | 16.0 sq mi (41.4 km²) | 0.40 sq mi (1.04 km²) | 40.8579, -92.1602 |
| 52590 | Wayne County | 81.4 sq mi (210.8 km²) | 0.20 sq mi (0.52 km²) | 40.6657, -93.1446 |
| 52591 | Keokuk County | 124 sq mi (322 km²) | 0.10 sq mi (0.26 km²) | 41.3166, -92.1914 |
| 52593 | Appanoose County | 16.4 sq mi (42.5 km²) | None | 40.7723, -92.7462 |
| 52594 | Appanoose County | 47.1 sq mi (122.0 km²) | None | 40.8360, -92.6524 |
| 52595 | Mahaska County | 0.50 sq mi (1.29 km²) | None | 41.2885, -92.6151 |
| 52601 | Des Moines County | 109 sq mi (283 km²) | 9.6 sq mi (24.9 km²) | 40.8560, -91.1298 |
| 52619 | Lee County | 35.4 sq mi (91.7 km²) | 0.50 sq mi (1.29 km²) | 40.5201, -91.5652 |
| 52620 | Van Buren County | 54.5 sq mi (141.2 km²) | 0.40 sq mi (1.04 km²) | 40.7024, -91.7968 |
| 52621 | Washington County | 41.0 sq mi (106.2 km²) | None | 41.2085, -91.5338 |
| 52623 | Des Moines County | 56.4 sq mi (146.1 km²) | 0.60 sq mi (1.55 km²) | 40.8494, -91.3373 |
| 52624 | Lee County | 0.90 sq mi (2.33 km²) | None | 40.7348, -91.3361 |
| 52625 | Lee County | 107 sq mi (278 km²) | 0.10 sq mi (0.26 km²) | 40.6608, -91.5742 |
| 52626 | Lee CountyAlso in Missouri | 88.2 sq mi (228.4 km²) | 1.5 sq mi (3.9 km²) | 40.6375, -91.7256 |
| 52627 | Lee County | 63.9 sq mi (165.5 km²) | 8.4 sq mi (21.8 km²) | 40.6582, -91.3563 |
| 52630 | Lee County | 40.6 sq mi (105.2 km²) | None | 40.8056, -91.6936 |
| 52631 | Lee County | 0.20 sq mi (0.52 km²) | None | 40.7831, -91.6124 |
| 52632 | Lee County | 51.8 sq mi (134.2 km²) | 3.3 sq mi (8.5 km²) | 40.4319, -91.4446 |
| 52635 | Jefferson County | 43.1 sq mi (111.6 km²) | None | 40.9914, -91.7613 |
| 52637 | Des Moines County | 70.0 sq mi (181.3 km²) | None | 41.0175, -91.1459 |
| 52638 | Des Moines County | 33.8 sq mi (87.5 km²) | 0.20 sq mi (0.52 km²) | 40.8015, -91.2423 |
| 52639 | Lee County | 39.2 sq mi (101.5 km²) | 3.5 sq mi (9.1 km²) | 40.5326, -91.4783 |
| 52640 | Louisa County | 68.3 sq mi (176.9 km²) | None | 41.1012, -91.2805 |
| 52641 | Henry County | 212 sq mi (549 km²) | 1.6 sq mi (4.1 km²) | 40.9877, -91.5902 |
| 52644 | Henry County | 43.3 sq mi (112.1 km²) | None | 41.0399, -91.4154 |
| 52645 | Henry County | 70.4 sq mi (182.3 km²) | 0.50 sq mi (1.29 km²) | 40.9123, -91.4043 |
| 52646 | Des Moines County | 53.6 sq mi (138.8 km²) | 5.7 sq mi (14.8 km²) | 41.0697, -91.0168 |
| 52647 | Henry County | 0.30 sq mi (0.78 km²) | None | 41.1342, -91.5451 |
| 52649 | Henry County | 41.8 sq mi (108.3 km²) | None | 40.8385, -91.6121 |
| 52650 | Des Moines County | 38.3 sq mi (99.2 km²) | 0.10 sq mi (0.26 km²) | 40.9512, -91.1520 |
| 52651 | Van Buren County | 63.9 sq mi (165.5 km²) | None | 40.8641, -91.8137 |
| 52652 | Henry County | 1.0 sq mi (2.6 km²) | None | 41.0979, -91.5542 |
| 52653 | Louisa County | 111 sq mi (288 km²) | 7.9 sq mi (20.5 km²) | 41.1629, -91.1540 |
| 52654 | Henry County | 54.7 sq mi (141.7 km²) | 0.10 sq mi (0.26 km²) | 41.1407, -91.6717 |
| 52655 | Des Moines County | 17.5 sq mi (45.3 km²) | None | 40.8473, -91.2139 |
| 52656 | Lee County | 98.8 sq mi (255.9 km²) | 0.20 sq mi (0.52 km²) | 40.7398, -91.4555 |
| 52657 | Lee County | 0.40 sq mi (1.04 km²) | None | 40.7678, -91.5164 |
| 52658 | Lee County | 47.2 sq mi (122.2 km²) | 4.9 sq mi (12.7 km²) | 40.6994, -91.2297 |
| 52659 | Henry County | 67.1 sq mi (173.8 km²) | None | 41.1325, -91.4367 |
| 52660 | Des Moines County | 24.1 sq mi (62.4 km²) | None | 40.9946, -91.2994 |
| 52701 | Clinton County | 0.60 sq mi (1.55 km²) | None | 41.9820, -90.2491 |
| 52720 | Muscatine County | 41.6 sq mi (107.7 km²) | 1.9 sq mi (4.9 km²) | 41.5877, -91.1734 |
| 52721 | Cedar County | 40.8 sq mi (105.7 km²) | None | 41.7559, -90.9633 |
| 52722 | Scott County | 26.3 sq mi (68.1 km²) | 1.9 sq mi (4.9 km²) | 41.5702, -90.4701 |
| 52726 | Scott County | 32.8 sq mi (85.0 km²) | None | 41.4963, -90.7804 |
| 52727 | Clinton County | 24.3 sq mi (62.9 km²) | None | 41.9548, -90.3259 |
| 52728 | Scott County | 3.1 sq mi (8.0 km²) | 1.0 sq mi (2.6 km²) | 41.4588, -90.7265 |
| 52729 | Clinton County | 39.7 sq mi (102.8 km²) | 0.10 sq mi (0.26 km²) | 41.8002, -90.7357 |
| 52730 | Clinton County | 37.9 sq mi (98.2 km²) | 2.5 sq mi (6.5 km²) | 41.7757, -90.3354 |
| 52731 | Clinton County | 52.4 sq mi (135.7 km²) | None | 41.9664, -90.4855 |
| 52732 | Clinton County | 110 sq mi (284 km²) | 9.3 sq mi (24.1 km²) | 41.8910, -90.2530 |
| 52737 | Louisa County | 0.20 sq mi (0.52 km²) | None | 41.2592, -91.3747 |
| 52738 | Louisa County | 123 sq mi (317 km²) | 1.8 sq mi (4.7 km²) | 41.2736, -91.3779 |
| 52739 | Louisa County | 32.7 sq mi (84.7 km²) | 1.7 sq mi (4.4 km²) | 41.3734, -91.3675 |
| 52742 | Clinton County | 117 sq mi (303 km²) | 0.20 sq mi (0.52 km²) | 41.8383, -90.5197 |
| 52745 | Scott County | 26.4 sq mi (68.4 km²) | 0.10 sq mi (0.26 km²) | 41.7186, -90.7665 |
| 52746 | Scott County | 26.4 sq mi (68.4 km²) | None | 41.7165, -90.6704 |
| 52747 | Muscatine County | 30.1 sq mi (78.0 km²) | None | 41.5981, -90.9117 |
| 52748 | Scott County | 40.2 sq mi (104.1 km²) | None | 41.6658, -90.5549 |
| 52749 | Muscatine County | 2.1 sq mi (5.4 km²) | None | 41.3460, -91.1311 |
| 52750 | Clinton County | 29.4 sq mi (76.1 km²) | 0.20 sq mi (0.52 km²) | 41.9370, -90.3970 |
| 52751 | Clinton County | 50.8 sq mi (131.6 km²) | 0.10 sq mi (0.26 km²) | 41.8352, -90.6997 |
| 52752 | Louisa County | 0.40 sq mi (1.04 km²) | None | 41.2747, -91.1911 |
| 52753 | Scott County | 24.7 sq mi (64.0 km²) | 1.5 sq mi (3.9 km²) | 41.6285, -90.3859 |
| 52754 | Muscatine County | 72.7 sq mi (188.3 km²) | 0.60 sq mi (1.55 km²) | 41.3388, -91.2423 |
| 52755 | Johnson County | 57.8 sq mi (149.7 km²) | 0.60 sq mi (1.55 km²) | 41.4793, -91.4343 |
| 52756 | Scott County | 44.4 sq mi (115.0 km²) | 0.10 sq mi (0.26 km²) | 41.7291, -90.5416 |
| 52757 | Clinton County | 0.50 sq mi (1.29 km²) | None | 41.8034, -90.3552 |
| 52758 | Scott County | 0.80 sq mi (2.07 km²) | 0.10 sq mi (0.26 km²) | 41.7424, -90.4373 |
| 52759 | Muscatine County | 0.20 sq mi (0.52 km²) | None | 41.4604, -90.8099 |
| 52760 | Muscatine County | 21.9 sq mi (56.7 km²) | 0.60 sq mi (1.55 km²) | 41.5522, -91.0686 |
| 52761 | Muscatine County | 178 sq mi (462 km²) | 10.1 sq mi (26.2 km²) | 41.4399, -91.0643 |
| 52765 | Scott County | 32.4 sq mi (83.9 km²) | None | 41.7209, -90.8691 |
| 52766 | Muscatine County | 48.7 sq mi (126.1 km²) | 0.80 sq mi (2.07 km²) | 41.4675, -91.2954 |
| 52767 | Scott County | 1.4 sq mi (3.6 km²) | 0.40 sq mi (1.04 km²) | 41.5738, -90.4250 |
| 52768 | Scott County | 32.2 sq mi (83.4 km²) | 2.3 sq mi (6.0 km²) | 41.7007, -90.3870 |
| 52769 | Scott County | 42.2 sq mi (109.3 km²) | None | 41.6058, -90.8472 |
| 52771 | Clinton County | 1.7 sq mi (4.4 km²) | None | 42.0196, -90.2571 |
| 52772 | Cedar County | 130 sq mi (337 km²) | 1.3 sq mi (3.4 km²) | 41.7419, -91.1547 |
| 52773 | Scott County | 55.4 sq mi (143.5 km²) | None | 41.6215, -90.7528 |
| 52774 | Clinton County | 0.30 sq mi (0.78 km²) | None | 41.9075, -90.5959 |
| 52776 | Muscatine County | 87.1 sq mi (225.6 km²) | 0.10 sq mi (0.26 km²) | 41.5788, -91.2734 |
| 52777 | Clinton County | 55.8 sq mi (144.5 km²) | None | 41.8474, -90.8553 |
| 52778 | Cedar County | 75.6 sq mi (195.8 km²) | 0.10 sq mi (0.26 km²) | 41.6046, -91.0064 |
| 52801 | Scott County | 0.40 sq mi (1.04 km²) | 0.20 sq mi (0.52 km²) | 41.5210, -90.5748 |
| 52802 | Scott County | 10.4 sq mi (26.9 km²) | 1.7 sq mi (4.4 km²) | 41.4945, -90.6372 |
| 52803 | Scott County | 5.1 sq mi (13.2 km²) | 0.30 sq mi (0.78 km²) | 41.5389, -90.5560 |
| 52804 | Scott County | 32.9 sq mi (85.2 km²) | 0.30 sq mi (0.78 km²) | 41.5325, -90.6812 |
| 52806 | Scott County | 31.1 sq mi (80.5 km²) | None | 41.5892, -90.6255 |
| 52807 | Scott County | 28.6 sq mi (74.1 km²) | None | 41.6106, -90.5163 |
ZIP codes from neighbouring states that reach into Iowa
These ZIP code areas are mostly in another state, but at least 1% of their area lies in Iowa. See all ZIP codes that cross state lines.
This is a Census ZIP Code Tabulation Area (ZCTA), built from 2020 Census blocks. It is not a USPS delivery route, and a ZIP that is only PO boxes or one large building has no area. Source: U.S. Census Bureau, 2020 ZIP Code Tabulation Areas.
Questions
How many ZIP codes are in Iowa?
970 Census ZIP code areas have most of their area in Iowa, and 2 more from neighbouring states reach across the state line. A ZIP code that is only PO boxes or one large building has no area, so it is not counted here.
Are these the same as the ZIP codes the post office uses?
Close, but not exactly. These are the Census Bureau's ZIP Code Tabulation Areas (2020), built from census blocks so that each area matches the ZIP code most of its addresses use. A ZIP code is really a set of mail delivery routes, so its edges can differ a little.
How do I find the ZIP code of an address or a point?
Open the ZIP code map, then click the spot or type a ZIP code. It shows the ZIP code area, its county and state, and its land area. It is free and needs no account.
Can I add ZIP codes to a list of addresses or coordinates?
Yes. Upload a CSV with latitude and longitude columns and every row gets zip, zip_state and zip_county. It is part of every paid plan.