| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Ila | city | Georgia | United States | 34.1725 | -83.29222 | 859 | 3547 |
| Ilamo subdivision | city | Alabama | United States | 33.58528 | -86.23889 | 498 | 6377 |
| Ilasco | city | Missouri | United States | 39.67139 | -91.31056 | 505 | 7301 |
| Ilchester | city | Maryland | United States | 39.25083 | -76.765 | 190 | 94219 |
| Ilcombe historical | city | Florida | United States | 30.13333 | -83.9 | 13 | 752 |
| Ilda | city | Virginia | United States | 38.83806 | -77.25167 | 396 | 169336 |
| Ilene | city | Indiana | United States | 38.9375 | -87.1125 | 479 | 1401 |
| Iler | city | Ohio | United States | 41.185 | -83.31944 | 738 | 3220 |
| Iles | city | Illinois | United States | 39.77139 | -89.65361 | 600 | 102372 |
| Iles Grove | city | Colorado | United States | 40.33528 | -107.68667 | 6397 | 33 |
| Ilesboro | city | Ohio | United States | 39.43472 | -82.45333 | 997 | 1560 |
| Ilexhurst | city | Florida | United States | 27.49028 | -82.7075 | 3 | 29899 |
| Ilfeld | city | New Mexico | United States | 35.42111 | -105.55833 | 6492 | 269 |
| Ilford | city | Tennessee | United States | 36.49583 | -84.06333 | 1591 | 1304 |
| Ili`ili | city | American Samoa | United States | -14.35167 | -170.74694 | 78 | 16131 |
| Ilia historical | city | Missouri | United States | 40.53056 | -93.45028 | 1092 | 304 |
| Iliad | city | Montana | United States | 47.79861 | -109.78528 | 2969 | 42 |
| Iliff | city | Colorado | United States | 40.75917 | -103.06611 | 3838 | 126 |
| Iliff College Hill subdivision | city | Utah | United States | 41.20778 | -111.94944 | 4570 | 74168 |
| Ilion | city | New York | United States | 43.015 | -75.03583 | 429 | 25542 |
| Ilium | city | Colorado | United States | 37.92972 | -107.89722 | 8540 | 419 |
| Illahe | city | Oregon | United States | 42.62889 | -124.05639 | 449 | 234 |
| Illahee | city | Washington | United States | 47.61306 | -122.59556 | 0 | 59510 |
| Illahee Hills subdivision | city | North Carolina | United States | 35.21083 | -82.755 | 2352 | 9800 |
| Illgen City | city | Minnesota | United States | 47.34694 | -91.18944 | 649 | 585 |
| Illia | city | Washington | United States | 46.67611 | -117.50333 | 997 | 81 |
| Illiana | city | Illinois | United States | 40.19639 | -87.53194 | 711 | 4909 |
| Illiana Heights | city | Illinois | United States | 41.16889 | -87.54306 | 629 | 3109 |
| Illiana historical | city | Illinois | United States | 39.80361 | -87.53333 | 636 | 989 |
| Illinoi | city | Indiana | United States | 41.18972 | -87.52611 | 629 | 3107 |
| Illinois Bend | city | Texas | United States | 33.88167 | -97.48694 | 862 | 507 |
| Illinois Camp | city | New Mexico | United States | 32.70944 | -104.2125 | 3543 | 19 |
| Illinois City | city | Illinois | United States | 41.3975 | -90.89944 | 754 | 1112 |
| Illinois Grove | city | Iowa | United States | 42.19083 | -93.22333 | 1049 | 749 |
| Illinois Park subdivision | city | Illinois | United States | 42.04806 | -88.31417 | 807 | 84889 |
| Illinois Plant | city | Louisiana | United States | 30.03917 | -92.91139 | 3 | 439 |
| Illiopolis | city | Illinois | United States | 39.85361 | -89.24194 | 600 | 1461 |
| Illipah historical | city | Nevada | United States | 39.3575 | -115.33111 | 6758 | 60 |
| Illmo | city | Missouri | United States | 37.21972 | -89.50889 | 400 | 8668 |
| Illyria | city | Iowa | United States | 42.89861 | -91.635 | 1174 | 844 |
| Ilmon | city | California | United States | 35.3125 | -118.69306 | 1433 | 664 |
| Ilo historical | city | Idaho | United States | 46.23833 | -116.49667 | 3841 | 267 |
| Ilsley | city | Kentucky | United States | 37.19667 | -87.61222 | 498 | 3435 |
| Ilwaco | city | Washington | United States | 46.30917 | -124.04194 | 0 | 2762 |
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