| Porthcawl to Cockermouth | 220.23 mi (354.42 km) |
| Porthcawl to Colchester | 198.76 mi (319.87 km) |
| Porthcawl to Coleford | 50.81 mi (81.78 km) |
| Porthcawl to Colne | 175.95 mi (283.17 km) |
| Porthcawl to Colwyn Bay | 125.06 mi (201.26 km) |
| Porthcawl to Congleton | 131.81 mi (212.13 km) |
| Porthcawl to Conisbrough | 172.66 mi (277.87 km) |
| Porthcawl to Connahs Quay | 123.02 mi (197.98 km) |
| Porthcawl to Consett | 245.24 mi (394.67 km) |
| Porthcawl to Conwy | 124.51 mi (200.38 km) |
| Porthcawl to Cookstown | 252.87 mi (406.95 km) |
| Porthcawl to Corby | 144.97 mi (233.31 km) |
| Porthcawl to Corfe Mullen | 87.55 mi (140.90 km) |
| Porthcawl to Corsham | 64.87 mi (104.40 km) |
| Porthcawl to Coseley | 100.67 mi (162.01 km) |
