| Boone to Clacton-on-Sea | 4,022.70 mi (6,473.91 km) |
| Boone to Clay Cross | 3,890.63 mi (6,261.36 km) |
| Boone to Clayton | 3,862.52 mi (6,216.12 km) |
| Boone to Clayton le Moors | 3,840.29 mi (6,180.35 km) |
| Boone to Cleckheaton | 3,867.34 mi (6,223.88 km) |
| Boone to Cleethorpes | 3,937.27 mi (6,336.43 km) |
| Boone to Clevedon | 3,867.68 mi (6,224.42 km) |
| Boone to Clifton | 3,905.31 mi (6,284.99 km) |
| Boone to Clifton | 3,886.69 mi (6,255.02 km) |
| Boone to Cliftonville | 4,042.63 mi (6,505.98 km) |
| Boone to Clitheroe | 3,838.16 mi (6,176.92 km) |
| Boone to Clydebank | 3,725.62 mi (5,995.80 km) |
| Boone to Coalville | 3,901.39 mi (6,278.68 km) |
| Boone to Coatbridge | 3,740.31 mi (6,019.46 km) |
| Boone to Cobham | 3,970.23 mi (6,389.47 km) |
