| Opovo to Chojnice | 611.28 mi (983.76 km) |
| Opovo to Chojnow | 476.58 mi (766.99 km) |
| Opovo to Chorzow | 369.07 mi (593.96 km) |
| Opovo to Choszczno | 604.43 mi (972.73 km) |
| Opovo to Chrzanow | 354.35 mi (570.27 km) |
| Opovo to Ciechanow | 540.03 mi (869.09 km) |
| Opovo to Ciechocinek | 546.19 mi (879.01 km) |
| Opovo to Cieszyn | 335.28 mi (539.58 km) |
| Opovo to Czarna Bialostocka | 584.15 mi (940.10 km) |
| Opovo to Czarnkow | 569.64 mi (916.75 km) |
| Opovo to Czechowice-Dziedzice | 342.38 mi (551.00 km) |
| Opovo to Czeladz | 370.23 mi (595.83 km) |
| Opovo to Czersk Pomorski | 613.85 mi (987.89 km) |
| Opovo to Czestochowa | 401.77 mi (646.58 km) |
| Opovo to Czluchow | 610.83 mi (983.04 km) |
