| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Oa | city | Hordaland | Norway | 59.57 | 5.52 | 0 | 556 |
| Oaland | city | Rogaland | Norway | 58.90 | 6.18 | 1669 | 140 |
| Oaldsbygd | city | More og Romsdal | Norway | 62.17 | 7.03 | 1669 | 113 |
| Oaldsbygden | city | More og Romsdal | Norway | 62.17 | 7.03 | 1669 | 113 |
| Oanes | city | Rogaland | Norway | 58.92 | 6.07 | 3 | 844 |