| Siano to Clay Cross | 1,137.49 mi (1,830.62 km) |
| Siano to Clayton | 1,178.51 mi (1,896.62 km) |
| Siano to Clayton le Moors | 1,195.43 mi (1,923.86 km) |
| Siano to Cleckheaton | 1,173.00 mi (1,887.76 km) |
| Siano to Cleethorpes | 1,115.13 mi (1,794.62 km) |
| Siano to Clevedon | 1,111.22 mi (1,788.34 km) |
| Siano to Clifton | 1,118.19 mi (1,799.56 km) |
| Siano to Clifton | 1,166.57 mi (1,877.42 km) |
| Siano to Cliftonville | 966.73 mi (1,555.80 km) |
| Siano to Clitheroe | 1,200.08 mi (1,931.34 km) |
| Siano to Clydebank | 1,353.32 mi (2,177.96 km) |
| Siano to Coalville | 1,115.93 mi (1,795.92 km) |
| Siano to Coatbridge | 1,340.92 mi (2,158.01 km) |
| Siano to Cobham | 1,022.45 mi (1,645.47 km) |
| Siano to Cockermouth | 1,265.66 mi (2,036.88 km) |
