| Porthcawl to Carmona | 972.86 mi (1,565.67 km) |
| Porthcawl to Cartagena | 968.07 mi (1,557.95 km) |
| Porthcawl to Cartama | 1,021.46 mi (1,643.87 km) |
| Porthcawl to Cartaya | 995.37 mi (1,601.90 km) |
| Porthcawl to Caspe | 728.89 mi (1,173.04 km) |
| Porthcawl to Cassa de la Selva | 731.35 mi (1,176.99 km) |
| Porthcawl to Castalla | 902.07 mi (1,451.74 km) |
| Porthcawl to Castellbisbal | 741.42 mi (1,193.20 km) |
| Porthcawl to Castelldefels | 754.17 mi (1,213.72 km) |
| Porthcawl to Castello de Ampurias | 712.07 mi (1,145.97 km) |
| Porthcawl to Castellon de la Plana | 813.43 mi (1,309.09 km) |
| Porthcawl to Castilleja de la Cuesta | 980.79 mi (1,578.42 km) |
| Porthcawl to Catarroja | 849.29 mi (1,366.80 km) |
| Porthcawl to Catral | 930.97 mi (1,498.25 km) |
| Porthcawl to Caudete | 892.33 mi (1,436.07 km) |
