| Rock Hill to Cockermouth | 3,824.50 mi (6,154.93 km) |
| Rock Hill to Colchester | 4,045.65 mi (6,510.85 km) |
| Rock Hill to Coleford | 3,903.85 mi (6,282.64 km) |
| Rock Hill to Colne | 3,884.37 mi (6,251.30 km) |
| Rock Hill to Colwyn Bay | 3,833.39 mi (6,169.24 km) |
| Rock Hill to Congleton | 3,894.99 mi (6,268.38 km) |
| Rock Hill to Conisbrough | 3,928.63 mi (6,322.52 km) |
| Rock Hill to Connahs Quay | 3,860.38 mi (6,212.68 km) |
| Rock Hill to Consett | 3,880.74 mi (6,245.44 km) |
| Rock Hill to Conwy | 3,828.34 mi (6,161.12 km) |
| Rock Hill to Cookstown | 3,692.45 mi (5,942.42 km) |
| Rock Hill to Corby | 3,968.55 mi (6,386.77 km) |
| Rock Hill to Corfe Mullen | 3,948.34 mi (6,354.23 km) |
| Rock Hill to Corsham | 3,928.40 mi (6,322.15 km) |
| Rock Hill to Coseley | 3,911.53 mi (6,295.00 km) |
