| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Ondor Gegeenii Hiid | city | Selenge | Mongolia | 49.50 | 105.10 | 3697 | 149 |
| Ondor-Gregeenii-Hiyd | city | Selenge | Mongolia | 49.50 | 105.10 | 3697 | 149 |
| Ongon | city | Selenge | Mongolia | 48.92 | 105.08 | 2791 | 149 |
| Orhirogiin Dugang | city | Selenge | Mongolia | 48.95 | 106.58 | 3471 | 149 |
| Orhirogin-Dugan | city | Selenge | Mongolia | 48.95 | 106.58 | 3471 | 149 |
| Orhiroogiin Dugan | city | Selenge | Mongolia | 48.95 | 106.58 | 3471 | 149 |
| Orhon | city | Selenge | Mongolia | 49.15 | 105.39 | 2509 | 149 |
| Orhon Tuula Suma | city | Selenge | Mongolia | 48.95 | 104.98 | 2509 | 149 |
| Orhontuul | city | Selenge | Mongolia | 48.95 | 104.98 | 2509 | 149 |
| Orkhirogin dugang | city | Selenge | Mongolia | 48.95 | 106.58 | 3471 | 149 |
| Orkhon | city | Selenge | Mongolia | 49.15 | 105.39 | 2509 | 149 |
| Orkhon-Tola | city | Selenge | Mongolia | 48.95 | 104.98 | 2509 | 149 |
| Orkhontola Somon | city | Selenge | Mongolia | 48.95 | 104.98 | 2509 | 149 |
| Orkhontuul | city | Selenge | Mongolia | 48.95 | 104.98 | 2509 | 149 |