| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Орестиада | city | Anatoliki Makedonia kai Thraki | Greece | 41.51 | 26.53 | 72 | 11967 |
| Ормос Принос | city | Anatoliki Makedonia kai Thraki | Greece | 40.76 | 24.58 | 19 | 1557 |
| Осеница | city | Anatoliki Makedonia kai Thraki | Greece | 41.37 | 24.24 | 1925 | 947 |