| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Olgina | city | Balvu Novads | Latvia | 57.22 | 27.25 | 830 | 361 |
| Orlava | city | Balvu Novads | Latvia | 57.03 | 27.47 | 410 | 321 |
| Orlova | city | Balvu Novads | Latvia | 57.03 | 27.47 | 410 | 321 |
| Orlovas | city | Balvu Novads | Latvia | 57.03 | 27.47 | 410 | 321 |
| Ozosala | city | Balvu Novads | Latvia | 57.07 | 27.30 | 393 | 781 |