| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Obor Ulaan Haylan | city | Dornogovi | Mongolia | 46.08 | 110.17 | 3661 | 0 |
| Oldzeyte Hural | city | Dornogovi | Mongolia | 43.58 | 109.05 | 2831 | 0 |
| Oldziyt | city | Dornogovi | Mongolia | 44.68 | 109.02 | 4189 | 0 |
| Olon Huryee | city | Dornogovi | Mongolia | 44.57 | 109.00 | 3710 | 0 |
| Olon Khure | city | Dornogovi | Mongolia | 44.57 | 109.00 | 3710 | 0 |
| Ortsog Khural | city | Dornogovi | Mongolia | 44.75 | 108.37 | 3671 | 0 |