| Portishead to Chojnice | 863.12 mi (1,389.06 km) |
| Portishead to Chojnow | 804.28 mi (1,294.37 km) |
| Portishead to Chorzow | 946.32 mi (1,522.96 km) |
| Portishead to Choszczno | 774.27 mi (1,246.07 km) |
| Portishead to Chrzanow | 968.38 mi (1,558.46 km) |
| Portishead to Ciechanow | 991.46 mi (1,595.61 km) |
| Portishead to Ciechocinek | 914.38 mi (1,471.55 km) |
| Portishead to Cieszyn | 942.17 mi (1,516.28 km) |
| Portishead to Czarna Bialostocka | 1,099.15 mi (1,768.91 km) |
| Portishead to Czarnkow | 821.99 mi (1,322.86 km) |
| Portishead to Czechowice-Dziedzice | 955.27 mi (1,537.35 km) |
| Portishead to Czeladz | 951.52 mi (1,531.32 km) |
| Portishead to Czersk Pomorski | 880.65 mi (1,417.28 km) |
| Portishead to Czestochowa | 946.08 mi (1,522.56 km) |
| Portishead to Czluchow | 855.55 mi (1,376.87 km) |
