| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Opas | city | Etela-Pohjanmaa | Finland | 62.57 | 22.60 | 282 | 406 |
| Opasamudram | city | Andhra Pradesh | India | 13.49 | 80.14 | 22 | 28304 |
| Opasamudramkuppam | city | Andhra Pradesh | India | 13.48 | 80.16 | 22 | 24800 |
| Opasanica | city | Montenegro | 42.68 | 19.54 | 4189 | 2384 | |
| Opasaonica | city | Montenegro | 42.68 | 19.54 | 4189 | 2384 | |
| Opasatika | city | Ontario | Canada | 49.53 | -82.87 | 830 | 141 |
| Opasen'-Podpevyy | city | Komi | Russia | 59.87 | 48.80 | 830 | 149 |
| Opasen’-Podpevyy | city | Komi | Russia | 59.87 | 48.80 | 830 | 149 |
| Opasici | city | Federacija Bosne i Hercegovine | Bosnia & Herzegovina | 44.26 | 18.68 | 2509 | 4615 |
| Opasnaya | city | Avtonomna Respublika Krym | Ukraine | 45.36 | 36.60 | 3 | 35228 |
| Opasne | city | Avtonomna Respublika Krym | Ukraine | 45.36 | 36.60 | 3 | 35228 |
| Opasnoye | city | Avtonomna Respublika Krym | Ukraine | 45.36 | 36.60 | 3 | 35228 |
| Opasovo | city | Tul'skaya Oblast' | Russia | 54.50 | 37.50 | 830 | 1496 |
| Opasquia | city | Ontario | Canada | 53.27 | -93.57 | 964 | 0 |
| Opastika | city | Ontario | Canada | 49.53 | -82.87 | 830 | 141 |