| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Opočka | city | Pskovskaya Oblast' | Russia | 56.71 | 28.66 | 321 | 1043 |
| Opočnas | city | Lodzkie | Poland | 51.38 | 20.29 | 830 | 24558 |
| Opočnas | city | Novgorodskaya Oblast' | Russia | 58.24 | 34.20 | 830 | 149 |
| Opočnice | city | Stredocesky Kraj | Czech Republic | 50.17 | 15.26 | 830 | 2533 |
| Opočno | city | Czech Republic | 50.31 | 13.73 | 902 | 5325 | |
| Opočno | city | Kralovehradecky Kraj | Czech Republic | 50.27 | 16.11 | 1000 | 8296 |