| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Obar | city | Nomos Pellis | Greece | 40.84 | 22.30 | 45 | 3753 |
| Orizárion | city | Nomos Pellis | Greece | 40.79 | 22.08 | 272 | 18473 |
| Osliani | city | Nomos Pellis | Greece | 40.71 | 22.00 | 1916 | 1844 |
| Ossiani | city | Nomos Pellis | Greece | 41.08 | 22.27 | 2988 | 1938 |