| Castel San Giorgio to Clay Cross | 1,138.74 mi (1,832.62 km) |
| Castel San Giorgio to Clayton | 1,179.76 mi (1,898.65 km) |
| Castel San Giorgio to Clayton le Moors | 1,196.68 mi (1,925.87 km) |
| Castel San Giorgio to Cleckheaton | 1,174.25 mi (1,889.78 km) |
| Castel San Giorgio to Cleethorpes | 1,116.40 mi (1,796.67 km) |
| Castel San Giorgio to Clevedon | 1,112.39 mi (1,790.23 km) |
| Castel San Giorgio to Clifton | 1,119.44 mi (1,801.56 km) |
| Castel San Giorgio to Clifton | 1,167.84 mi (1,879.46 km) |
| Castel San Giorgio to Cliftonville | 967.97 mi (1,557.79 km) |
| Castel San Giorgio to Clitheroe | 1,201.33 mi (1,933.36 km) |
| Castel San Giorgio to Clydebank | 1,354.59 mi (2,180.00 km) |
| Castel San Giorgio to Coalville | 1,117.17 mi (1,797.91 km) |
| Castel San Giorgio to Coatbridge | 1,342.20 mi (2,160.06 km) |
| Castel San Giorgio to Cobham | 1,023.65 mi (1,647.41 km) |
| Castel San Giorgio to Cockermouth | 1,266.91 mi (2,038.90 km) |
