| Porthcawl to Cabestany | 682.73 mi (1,098.74 km) |
| Porthcawl to Cabries | 697.47 mi (1,122.47 km) |
| Porthcawl to Cachan | 324.82 mi (522.75 km) |
| Porthcawl to Caen | 216.05 mi (347.70 km) |
| Porthcawl to Cagnes-sur-Mer | 738.00 mi (1,187.70 km) |
| Porthcawl to Cahors | 540.45 mi (869.77 km) |
| Porthcawl to Calais | 242.79 mi (390.73 km) |
| Porthcawl to Caluire-et-Cuire | 552.67 mi (889.44 km) |
| Porthcawl to Cambrai | 315.24 mi (507.33 km) |
| Porthcawl to Canet-en-Roussillon | 682.54 mi (1,098.44 km) |
| Porthcawl to Cannes | 739.82 mi (1,190.63 km) |
| Porthcawl to Canteleu | 250.63 mi (403.36 km) |
| Porthcawl to Capbreton | 551.62 mi (887.75 km) |
| Porthcawl to Carcassonne | 637.02 mi (1,025.18 km) |
| Porthcawl to Carmaux | 580.39 mi (934.05 km) |
