| Gilbert to Clacton-on-Sea | 5,297.85 mi (8,526.06 km) |
| Gilbert to Clay Cross | 5,154.89 mi (8,296.00 km) |
| Gilbert to Clayton | 5,116.70 mi (8,234.54 km) |
| Gilbert to Clayton le Moors | 5,097.90 mi (8,204.28 km) |
| Gilbert to Cleckheaton | 5,122.13 mi (8,243.27 km) |
| Gilbert to Cleethorpes | 5,185.41 mi (8,345.11 km) |
| Gilbert to Clevedon | 5,174.14 mi (8,326.98 km) |
| Gilbert to Clifton | 5,173.33 mi (8,325.66 km) |
| Gilbert to Clifton | 5,132.84 mi (8,260.50 km) |
| Gilbert to Cliftonville | 5,323.73 mi (8,567.72 km) |
| Gilbert to Clitheroe | 5,093.86 mi (8,197.78 km) |
| Gilbert to Clydebank | 4,949.56 mi (7,965.54 km) |
| Gilbert to Coalville | 5,174.10 mi (8,326.91 km) |
| Gilbert to Coatbridge | 4,963.12 mi (7,987.37 km) |
| Gilbert to Cobham | 5,263.99 mi (8,471.58 km) |
