| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Ouachita | city | Arkansas | United States | 33.85 | -92.83 | 177 | |
| Ouachita City | city | Louisiana | United States | 32.73 | -92.07 | 78 | |
| Ouaquaga | city | New York | United States | 42.13 | -75.65 | 997 | |
| Oubre | city | Louisiana | United States | 30.06 | -91.74 | 16 | |
| Oubre | city | Louisiana | United States | 30.02 | -90.71 | 9 | |
| Ouellette | city | Maine | United States | 47.17 | -68.39 | 830 | |
| Ough | city | Nebraska | United States | 40.32 | -101.51 | 3349 | |
| Ouitaville | city | Arkansas | United States | 35.30 | -93.17 | 396 | |
| Oulu | city | Wisconsin | United States | 46.63 | -91.53 | 1017 | |
| Oumoar | city | Federated States of Micronesia | United States | 6.94 | 158.17 | 830 | |
| Our Town | city | Alabama | United States | 32.83 | -85.96 | 830 | |
| Ouray | city | Colorado | United States | 38.02 | -107.67 | 7798 | |
| Ouray | city | Utah | United States | 40.09 | -109.68 | 5029 | |
| Ourdell | city | North Carolina | United States | 35.78 | -80.85 | 830 | |
| Oursler | city | Kansas | United States | 38.29 | -96.98 | 1669 | |
| Ourtown | city | Wisconsin | United States | 43.70 | -87.82 | 830 | |
| Oury Point | city | Illinois | United States | 42.13 | -87.81 | 830 | |
| Ousley | city | Georgia | United States | 30.79 | -83.43 | 137 | |
| Out West Trailer Park | city | Arizona | United States | 33.45 | -112.13 | 1112 | |
| Outback Mobile Home Settlement | city | Montana | United States | 48.41 | -114.34 | 3349 | |
| Outcalt | city | New Jersey | United States | 40.38 | -74.41 | 65 | |
| Outcrop | city | Pennsylvania | United States | 39.77 | -79.83 | 1151 | |
| Outing | city | Minnesota | United States | 46.82 | -93.95 | 1669 | |
| Outingdale | city | California | United States | 38.62 | -120.73 | 1889 | |
| Outland | city | South Carolina | United States | 33.73 | -79.37 | 49 | |
| Outland (historical) | city | Kentucky | United States | 36.61 | -88.26 | 830 | |
| Outlaw Mobile Home Park | city | Virginia | United States | 36.82 | -76.51 | 19 | |
| Outlaws Bridge | city | North Carolina | United States | 35.14 | -77.85 | 108 | |
| Outlet | city | Pennsylvania | United States | 41.34 | -76.06 | 1669 | |
| Outlet Bay | city | Idaho | United States | 48.49 | -116.89 | 3349 | |
| Outlook | city | Montana | United States | 48.89 | -104.78 | 2509 | |
| Outlook | city | Washington | United States | 46.33 | -120.09 | 830 | |
| Outpost Estates | city | California | United States | 34.11 | -118.34 | 406 | |
| Outville | city | Ohio | United States | 40.00 | -82.60 | 1013 | |
| Outwood | city | Pennsylvania | United States | 40.54 | -76.48 | 830 | |
| Ouzinkie | city | Alaska | United States | 57.92 | -152.50 | 0 |