| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Oikismos Agiasmata | city | Nomos Chiou | Greece | 38.5858333 | 25.9377778 | 1092 | 2871 |
| Oikismos Agios Ioannis | city | Nomos Chiou | Greece | 38.2066667 | 26.0702778 | 0 | 2679 |
| Oikismos Lilikas | city | Nomos Chiou | Greece | 38.2058333 | 26.0613889 | 0 | 2679 |
| Oikismós Agiásmata | city | Nomos Chiou | Greece | 38.5858333 | 25.9377778 | 1092 | 2871 |
| Oikismós Lilikás | city | Nomos Chiou | Greece | 38.2058333 | 26.0613889 | 0 | 2679 |
| Oikismós Ágios Ioánnis | city | Nomos Chiou | Greece | 38.2066667 | 26.0702778 | 0 | 2679 |
| Oinousa | city | Nomos Chiou | Greece | 38.5141667 | 26.2202778 | 0 | 1040 |
| Oinousai | city | Nomos Chiou | Greece | 38.5141667 | 26.2202778 | 0 | 1040 |
| Oinoussai | city | Nomos Chiou | Greece | 38.5141667 | 26.2202778 | 0 | 1040 |
| Oinoúsai | city | Nomos Chiou | Greece | 38.5141667 | 26.2202778 | 0 | 1040 |
| Oinoússai | city | Nomos Chiou | Greece | 38.5141667 | 26.2202778 | 0 | 1040 |
| Olimboi | city | Nomos Chiou | Greece | 38.2466667 | 25.9427778 | 636 | 4959 |
| Olympoi | city | Nomos Chiou | Greece | 38.2466667 | 25.9427778 | 636 | 4959 |
| Olímboi | city | Nomos Chiou | Greece | 38.2466667 | 25.9427778 | 636 | 4959 |
| Olýmpoi | city | Nomos Chiou | Greece | 38.2466667 | 25.9427778 | 636 | 4959 |
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