| Williamstown to Clacton-on-Sea | 3,591.46 mi (5,779.90 km) |
| Williamstown to Clay Cross | 3,460.65 mi (5,569.37 km) |
| Williamstown to Clayton | 3,433.42 mi (5,525.55 km) |
| Williamstown to Clayton le Moors | 3,411.02 mi (5,489.51 km) |
| Williamstown to Cleckheaton | 3,438.17 mi (5,533.20 km) |
| Williamstown to Cleethorpes | 3,508.31 mi (5,646.08 km) |
| Williamstown to Clevedon | 3,435.00 mi (5,528.10 km) |
| Williamstown to Clifton | 3,475.00 mi (5,592.47 km) |
| Williamstown to Clifton | 3,458.11 mi (5,565.29 km) |
| Williamstown to Cliftonville | 3,610.95 mi (5,811.26 km) |
| Williamstown to Clitheroe | 3,409.05 mi (5,486.34 km) |
| Williamstown to Clydebank | 3,299.78 mi (5,310.48 km) |
| Williamstown to Coalville | 3,470.76 mi (5,585.65 km) |
| Williamstown to Coatbridge | 3,314.50 mi (5,334.17 km) |
| Williamstown to Cobham | 3,538.00 mi (5,693.86 km) |
