| City | Population |
| Agency, IA | 638 |
| Appanoose County rural, IA | 4,747 |
| Batavia, IA | 499 |
| Birmingham, IA | 448 |
| Bloomfield, IA | 2,640 |
| Bonaparte, IA | 433 |
| Cantril, IA | 222 |
| Centerville, IA | 5,528 |
| Cincinnati, IA | 357 |
| Davis County rural, IA | 5,531 |
| Donnellson, IA | 912 |
| Douds, IA | 152 |
| Drakesville, IA | 184 |
| Eldon, IA | 927 |
| Exline, IA | 160 |
| Fairfield, IA | 9,464 |
| Farmington, IA | 664 |
| Floris, IA | 138 |
| Franklin, IA | 143 |
| Hillsboro, IA | 180 |
| Houghton, IA | 146 |
| Jefferson County rural, IA | 5,741 |
| Keosauqua, IA | 1,006 |
| Leando, IA | 115 |
| Libertyville, IA | 315 |
| Lockridge, IA | 268 |
| Maharishi Vedic City, IA | 259 |
| Milton, IA | 443 |
| Moulton, IA | 605 |
| Mount Sterling, IA | 36 |
| Numa, IA | 92 |
| Ottumwa, IA | 25,023 |
| Plano, IA | 70 |
| Pleasant Plain, IA | 93 |
| Pulaski, IA | 260 |
| Rome, IA | 117 |
| Salem, IA | 383 |
| Seymour, IA | 701 |
| St. Paul, IA | 129 |
| Stockport, IA | 296 |
| Udell, IA | 47 |
| Unionville, IA | 102 |
| Van Buren County rural, IA | 3,755 |
| Wapello County rural, IA | 7,453 |
| Westwood, IA | 112 |
| Adair County rural, MO | 7,177 |
| Arbela town, MO | 41 |
| Atlanta, MO | 385 |
| Brashear, MO | 273 |
| Browning, MO | 265 |
| Downing, MO | 335 |
| Elmer, MO | 80 |
| Ethel town, MO | 62 |
| Galt, MO | 253 |
| Gibbs village, MO | 107 |
| Glenwood village, MO | 196 |
| Granger village, MO | 34 |
| Green City, MO | 657 |
| Greencastle, MO | 275 |
| Greentop, MO | 442 |
| Harris town, MO | 61 |
| Humphreys village, MO | 118 |
| Kirksville, MO | 17,505 |
| La Plata, MO | 1,366 |
| Lancaster, MO | 728 |
| Livonia village, MO | 74 |
| Lucerne village, MO | 85 |
| Macon County rural, MO | 6,898 |
| Memphis, MO | 1,822 |
| Mercer County rural, MO | 2,175 |
| Mercer town, MO | 318 |
| Milan, MO | 1,960 |
| Millard village, MO | 89 |
| Newtown town, MO | 183 |
| Novinger, MO | 456 |
| Osgood village, MO | 48 |
| Pollock village, MO | 89 |
| Powersville village, MO | 60 |
| Princeton, MO | 1,166 |
| Purdin, MO | 190 |
| Putnam County rural, MO | 2,814 |
| Queen City, MO | 598 |
| Ravanna, MO | 98 |
| Schuyler County rural, MO | 2,132 |
| Scotland County rural, MO | 2,746 |
| South Gifford village, MO | 50 |
| South Lineville town, MO | 28 |
| Sullivan County rural, MO | 3,279 |
| Unionville, MO | 1,865 |
| Winigan, MO | 44 |
| Worthington village, MO | 81 |
| | |
| Total | 141,242 |
