| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Olina | city | Valkas Rajons | Latvia | 57.6166667 | 25.85 | 160 | 1191 |
| Olinas | city | Valkas Rajons | Latvia | 57.6166667 | 25.85 | 160 | 1191 |
| Oliņa | city | Valkas Rajons | Latvia | 57.6166667 | 25.85 | 160 | 1191 |
| Oliņas | city | Valkas Rajons | Latvia | 57.6166667 | 25.85 | 160 | 1191 |
| Olynya | city | Valkas Rajons | Latvia | 57.6166667 | 25.85 | 160 | 1191 |
| Omuli | city | Valkas Rajons | Latvia | 57.9166667 | 25.75 | 275 | 1493 |
| Omulu Muiza | city | Valkas Rajons | Latvia | 57.9166667 | 25.75 | 275 | 1493 |
| Omuļi | city | Valkas Rajons | Latvia | 57.9166667 | 25.75 | 275 | 1493 |
| Omuļu Muiža | city | Valkas Rajons | Latvia | 57.9166667 | 25.75 | 275 | 1493 |
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