| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Opalevo | city | Novgorodskaya Oblast' | Russia | 58.75 | 33.92 | 830 | 392 |
| Opalëvo | city | Novgorodskaya Oblast' | Russia | 59.23 | 32.24 | 95 | 433 |
| Opalëvo | city | Novgorodskaya Oblast' | Russia | 58.77 | 35.50 | 830 | 703 |
| Oparino | city | Novgorodskaya Oblast' | Russia | 58.83 | 34.10 | 830 | 447 |
| Oparino | city | Novgorodskaya Oblast' | Russia | 58.77 | 34.02 | 830 | 447 |
| Opechek | city | Novgorodskaya Oblast' | Russia | 58.42 | 33.37 | 830 | 907 |
| Opechenskiy Posad | city | Novgorodskaya Oblast' | Russia | 58.28 | 34.12 | 830 | 149 |
| Opechenskiy Ryadok | city | Novgorodskaya Oblast' | Russia | 58.27 | 34.11 | 830 | 149 |
| Opetsjenskij Posad | city | Novgorodskaya Oblast' | Russia | 58.28 | 34.12 | 830 | 149 |
| Opochinskoi | city | Novgorodskaya Oblast' | Russia | 58.28 | 34.12 | 830 | 149 |
| Opochinskoi Posad | city | Novgorodskaya Oblast' | Russia | 58.28 | 34.12 | 830 | 149 |
| Opochno | city | Novgorodskaya Oblast' | Russia | 58.24 | 34.20 | 830 | 149 |
| Opolets | city | Novgorodskaya Oblast' | Russia | 57.11 | 31.79 | 830 | 298 |
| Opočnas | city | Novgorodskaya Oblast' | Russia | 58.24 | 34.20 | 830 | 149 |
| Oputi | city | Novgorodskaya Oblast' | Russia | 58.80 | 32.83 | 301 | 447 |
| Opytno Bolotnaya | city | Novgorodskaya Oblast' | Russia | 58.63 | 31.17 | 167 | 3893 |
| Opytno-Bolotnaya Stantsiya | city | Novgorodskaya Oblast' | Russia | 58.63 | 31.17 | 167 | 3893 |