| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Ochury | city | Respublika Khakasiya | Russia | 53.1691667 | 91.6463889 | 938 | 772 |
| Oninskaya Zastava | city | Respublika Khakasiya | Russia | 52.25 | 89.85 | 2139 | 168 |
| Onkhakov | city | Respublika Khakasiya | Russia | 53.0163889 | 90.3286111 | 1249 | 518 |
| Ordzhonikidzevskiy | city | Respublika Khakasiya | Russia | 54.7763889 | 88.9627778 | 2171 | 294 |
| Orositel'nyy | city | Respublika Khakasiya | Russia | 53.5775 | 91.0361111 | 977 | 603 |
| Orostayevskiy | city | Respublika Khakasiya | Russia | 54.4 | 89.9 | 1847 | 560 |
| Oshkol' | city | Respublika Khakasiya | Russia | 54.75 | 89.3 | 1646 | 551 |
| Oty | city | Respublika Khakasiya | Russia | 52.95 | 89.7833333 | 2139 | 329 |
| Ovtsevod | city | Respublika Khakasiya | Russia | 53.15 | 91.05 | 1309 | 420 |
| Ozero Shira | city | Respublika Khakasiya | Russia | 54.5 | 90.1666667 | 1115 | 557 |
| Oznachennaya | city | Respublika Khakasiya | Russia | 53.0875 | 91.3997222 | 1043 | 72638 |
| Oznachennoye | city | Respublika Khakasiya | Russia | 53.0875 | 91.3997222 | 1043 | 72638 |
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