| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Oopakka | city | Birkaland | Finland | 61.20 | 23.77 | 272 | 3715 |
| Oopal | city | Andhra Pradesh | India | 17.41 | 78.56 | 1669 | 562523 |
| Oopengeval | city | North West | South Africa | -25.66 | 26.82 | 5029 | 348 |
| Oopina | city | South Australia | Australia | -32.23 | 139.43 | 997 | 0 |
| Oopina Station | city | South Australia | Australia | -32.23 | 139.43 | 997 | 0 |