| Castleton to Colchester | 174.17 mi (280.29 km) |
| Castleton to Coleford | 125.72 mi (202.33 km) |
| Castleton to Colne | 18.29 mi (29.43 km) |
| Castleton to Colwyn Bay | 66.16 mi (106.48 km) |
| Castleton to Congleton | 29.67 mi (47.76 km) |
| Castleton to Conisbrough | 39.63 mi (63.78 km) |
| Castleton to Connahs Quay | 44.57 mi (71.74 km) |
| Castleton to Consett | 88.11 mi (141.80 km) |
| Castleton to Conwy | 71.47 mi (115.02 km) |
| Castleton to Cookstown | 198.94 mi (320.16 km) |
| Castleton to Corby | 97.72 mi (157.26 km) |
| Castleton to Corfe Mullen | 195.00 mi (313.82 km) |
| Castleton to Corsham | 149.01 mi (239.82 km) |
| Castleton to Coseley | 72.00 mi (115.88 km) |
| Castleton to Cosham | 195.59 mi (314.77 km) |
