| Sumter to Clacton-on-Sea | 4,080.33 mi (6,566.66 km) |
| Sumter to Clay Cross | 3,951.13 mi (6,358.73 km) |
| Sumter to Clayton | 3,924.82 mi (6,316.39 km) |
| Sumter to Clayton le Moors | 3,902.28 mi (6,280.11 km) |
| Sumter to Cleckheaton | 3,929.50 mi (6,323.93 km) |
| Sumter to Cleethorpes | 3,999.80 mi (6,437.06 km) |
| Sumter to Clevedon | 3,921.70 mi (6,311.37 km) |
| Sumter to Clifton | 3,965.10 mi (6,381.22 km) |
| Sumter to Clifton | 3,949.98 mi (6,356.88 km) |
| Sumter to Cliftonville | 4,099.16 mi (6,596.96 km) |
| Sumter to Clitheroe | 3,900.46 mi (6,277.19 km) |
| Sumter to Clydebank | 3,793.73 mi (6,105.43 km) |
| Sumter to Coalville | 3,960.49 mi (6,373.79 km) |
| Sumter to Coatbridge | 3,808.46 mi (6,129.12 km) |
| Sumter to Cobham | 4,025.39 mi (6,478.25 km) |
