| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Олиена | city | Sardegna | Italy | 40.27 | 9.40 | 1820 | 9942 |
| Ольбия | city | Sardegna | Italy | 40.92 | 9.52 | 0 | 9794 |
| Ористано | city | Sardegna | Italy | 39.90 | 8.59 | 49 | 19366 |
| Оскири | city | Sardegna | Italy | 40.72 | 9.10 | 830 | 1760 |
| Оскірі | city | Sardegna | Italy | 40.72 | 9.10 | 830 | 1760 |