| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Ohaikea (historical) | city | Hawaii | United States | 19.43 | -155.35 | 4402 | |
| Ohaikea Houses (historical) | city | Hawaii | United States | 19.40 | -155.37 | 4189 | |
| Ohana Estates Mobile Home Park | city | Washington | United States | 47.18 | -122.42 | 400 | |
| Ohatchee | city | Alabama | United States | 33.78 | -86.00 | 830 | |
| Ohathlockhouchy (historical) | city | Florida | United States | 30.53 | -84.48 | 187 | |
| Ohia (historical) | city | Hawaii | United States | 19.58 | -155.08 | 944 | |
| Ohio | city | Colorado | United States | 38.57 | -106.61 | 9228 | |
| Ohio | city | Illinois | United States | 41.56 | -89.46 | 892 | |
| Ohio | city | Missouri | United States | 38.16 | -93.85 | 869 | |
| Ohio | city | New York | United States | 43.32 | -74.98 | 1669 | |
| Ohio | city | Texas | United States | 31.54 | -98.09 | 1099 | |
| Ohio | city | Georgia | United States | 32.58 | -83.82 | 351 | |
| Ohio Camp | city | Montana | United States | 48.83 | -111.85 | 3487 | |
| Ohio City | city | Ohio | United States | 40.77 | -84.62 | 830 | |
| Ohio City | city | Ohio | United States | 41.48 | -81.71 | 830 | |
| Ohio Furnace | city | Ohio | United States | 38.60 | -82.78 | 830 | |
| Ohio Shores | city | Ohio | United States | 41.47 | -81.89 | 830 | |
| Ohiopyle | city | Pennsylvania | United States | 39.87 | -79.49 | 1197 | |
| Ohioview | city | Pennsylvania | United States | 40.65 | -80.39 | 830 | |
| Ohioville | city | New York | United States | 41.74 | -74.06 | 400 | |
| Ohioville | city | Pennsylvania | United States | 40.68 | -80.49 | 1099 | |
| Ohiowa | city | Nebraska | United States | 40.41 | -97.45 | 1669 | |
| Ohkay Owingeh | city | New Mexico | United States | 36.05 | -106.07 | 5869 | |
| Ohl | city | Pennsylvania | United States | 41.08 | -79.16 | 1669 | |
| Ohley | city | West Virginia | United States | 38.11 | -81.45 | 915 | |
| Ohlman | city | Illinois | United States | 39.35 | -89.22 | 830 | |
| Ohlman | city | Missouri | United States | 37.43 | -91.12 | 1200 | |
| Ohlton (historical) | city | Ohio | United States | 41.12 | -80.78 | 1026 | |
| Ohltown | city | Ohio | United States | 41.13 | -80.79 | 1026 | |
| Ohm | city | California | United States | 37.63 | -121.28 | 101 | |
| Ohmer (historical) | city | California | United States | 38.01 | -122.02 | 101 | |
| Ohmer Park | city | Ohio | United States | 39.74 | -84.15 | 928 | |
| Ohogamiut | city | Alaska | United States | 61.57 | -161.86 | 16 | |
| Ohoopee | city | Georgia | United States | 32.18 | -82.22 | 170 | |
| Ohop | city | Washington | United States | 46.95 | -122.19 | 1669 | |
| Ohop Bob | city | Washington | United States | 46.87 | -122.34 | 830 |