| Porthcawl to Carlsbad (New Mexico) | 4,916.49 mi (7,912.32 km) |
| Porthcawl to Carmel (Indiana) | 3,840.41 mi (6,180.55 km) |
| Porthcawl to Carmichael (California) | 5,165.72 mi (8,313.43 km) |
| Porthcawl to Carney (Maryland) | 3,475.79 mi (5,593.75 km) |
| Porthcawl to Carnot-Moon (Pennsylvania) | 3,577.99 mi (5,758.22 km) |
| Porthcawl to Carol Stream (Illinois) | 3,829.02 mi (6,162.21 km) |
| Porthcawl to Carolina (Puerto Rico) | 4,045.11 mi (6,509.98 km) |
| Porthcawl to Carolina Forest (South Carolina) | 3,832.32 mi (6,167.52 km) |
| Porthcawl to Carpentersville (Illinois) | 3,825.86 mi (6,157.13 km) |
| Porthcawl to Carpinteria (California) | 5,347.82 mi (8,606.49 km) |
| Porthcawl to Carrboro (North Carolina) | 3,738.79 mi (6,016.99 km) |
| Porthcawl to Carroll (Iowa) | 4,077.82 mi (6,562.62 km) |
| Porthcawl to Carrollton (Georgia) | 4,097.88 mi (6,594.90 km) |
| Porthcawl to Carrollton (Texas) | 4,603.35 mi (7,408.38 km) |
| Porthcawl to Carrollwood (Florida) | 4,261.10 mi (6,857.58 km) |
