| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Opanuz | city | Kutahya | Turkey | 39.48 | 29.36 | 3349 | 3129 |
| Opanöz | city | Kutahya | Turkey | 39.48 | 29.36 | 3349 | 3129 |
| Opanözü | city | Kutahya | Turkey | 39.48 | 29.36 | 3349 | 3129 |
| Ophius | city | Trabzon | Turkey | 40.94 | 40.26 | 255 | 18235 |
| Ophrynium | city | Canakkale | Turkey | 40.01 | 26.33 | 830 | 1802 |
| Opiza | city | Artvin | Turkey | 41.23 | 42.04 | 2024 | 1937 |
| Opsicium | city | Manisa | Turkey | 38.55 | 28.65 | 2086 | 26135 |