| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Oiyana Number One | city | Eastern Highlands | Papua New Guinea | -6.45 | 145.75 | 6981 | 3129 |
| Oiyana Number Two | city | Eastern Highlands | Papua New Guinea | -6.45 | 145.77 | 6889 | 3129 |
| Oiyavois | city | Kareliya | Russia | 61.68 | 30.77 | 42 | 4353 |
| Oiyug | city | Xizang | China | 29.65 | 89.62 | 14268 | 894 |
| Oiyug | city | Xizang | China | 29.60 | 89.57 | 14540 | 894 |