| Porthcawl to Chojnice | 901.13 mi (1,450.22 km) |
| Porthcawl to Chojnow | 843.96 mi (1,358.23 km) |
| Porthcawl to Chorzow | 986.16 mi (1,587.06 km) |
| Porthcawl to Choszczno | 812.75 mi (1,308.00 km) |
| Porthcawl to Chrzanow | 1,008.23 mi (1,622.59 km) |
| Porthcawl to Ciechanow | 1,030.12 mi (1,657.81 km) |
| Porthcawl to Ciechocinek | 953.06 mi (1,533.81 km) |
| Porthcawl to Cieszyn | 982.07 mi (1,580.49 km) |
| Porthcawl to Czarna Bialostocka | 1,137.42 mi (1,830.50 km) |
| Porthcawl to Czarnkow | 860.70 mi (1,385.16 km) |
| Porthcawl to Czechowice-Dziedzice | 995.15 mi (1,601.54 km) |
| Porthcawl to Czeladz | 991.34 mi (1,595.41 km) |
| Porthcawl to Czersk Pomorski | 918.58 mi (1,478.31 km) |
| Porthcawl to Czestochowa | 985.79 mi (1,586.48 km) |
| Porthcawl to Czluchow | 893.58 mi (1,438.08 km) |
