| Porthcawl to Caldicot | 41.15 mi (66.23 km) |
| Porthcawl to Calne | 72.60 mi (116.83 km) |
| Porthcawl to Cam | 58.93 mi (94.83 km) |
| Porthcawl to Camberley | 127.44 mi (205.10 km) |
| Porthcawl to Camborne | 112.23 mi (180.62 km) |
| Porthcawl to Cambridge | 170.13 mi (273.80 km) |
| Porthcawl to Cambuslang | 300.43 mi (483.50 km) |
| Porthcawl to Canford Cliffs | 93.47 mi (150.43 km) |
| Porthcawl to Cannock | 109.48 mi (176.18 km) |
| Porthcawl to Canterbury | 206.13 mi (331.74 km) |
| Porthcawl to Carlisle | 237.69 mi (382.52 km) |
| Porthcawl to Carlton Colville | 238.68 mi (384.12 km) |
| Porthcawl to Carluke | 293.98 mi (473.12 km) |
| Porthcawl to Carnoustie | 349.18 mi (561.96 km) |
| Porthcawl to Carshalton | 151.95 mi (244.55 km) |
