| Clarksburg to Clacton-on-Sea | 3,704.76 mi (5,962.24 km) |
| Clarksburg to Clay Cross | 3,572.90 mi (5,750.03 km) |
| Clarksburg to Clayton | 3,544.97 mi (5,705.09 km) |
| Clarksburg to Clayton le Moors | 3,522.71 mi (5,669.25 km) |
| Clarksburg to Cleckheaton | 3,549.78 mi (5,712.82 km) |
| Clarksburg to Cleethorpes | 3,619.77 mi (5,825.45 km) |
| Clarksburg to Clevedon | 3,549.62 mi (5,712.56 km) |
| Clarksburg to Clifton | 3,587.52 mi (5,773.56 km) |
| Clarksburg to Clifton | 3,569.27 mi (5,744.19 km) |
| Clarksburg to Cliftonville | 3,724.64 mi (5,994.23 km) |
| Clarksburg to Clitheroe | 3,520.61 mi (5,665.88 km) |
| Clarksburg to Clydebank | 3,408.96 mi (5,486.18 km) |
| Clarksburg to Coalville | 3,583.54 mi (5,767.16 km) |
| Clarksburg to Coatbridge | 3,423.66 mi (5,509.85 km) |
| Clarksburg to Cobham | 3,652.19 mi (5,877.64 km) |
