| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Oso | city | Washington | United States | 48.27 | -121.93 | 298 | |
| Osochi (historical) | city | Florida | United States | 30.63 | -84.95 | 98 | |
| Osotouy (historical) | city | Arkansas | United States | 33.97 | -91.26 | 127 | |
| Osowaw Junction | city | Florida | United States | 27.58 | -80.83 | 72 |