| Sankt Gallen to Clay Cross | 618.40 mi (995.22 km) |
| Sankt Gallen to Clayton | 657.05 mi (1,057.43 km) |
| Sankt Gallen to Clayton le Moors | 675.47 mi (1,087.07 km) |
| Sankt Gallen to Cleckheaton | 651.60 mi (1,048.64 km) |
| Sankt Gallen to Cleethorpes | 590.51 mi (950.33 km) |
| Sankt Gallen to Clevedon | 614.32 mi (988.65 km) |
| Sankt Gallen to Clifton | 600.05 mi (965.68 km) |
| Sankt Gallen to Clifton | 642.64 mi (1,034.23 km) |
| Sankt Gallen to Cliftonville | 450.44 mi (724.92 km) |
| Sankt Gallen to Clitheroe | 679.62 mi (1,093.75 km) |
| Sankt Gallen to Clydebank | 828.60 mi (1,333.50 km) |
| Sankt Gallen to Coalville | 599.71 mi (965.14 km) |
| Sankt Gallen to Coatbridge | 815.79 mi (1,312.89 km) |
| Sankt Gallen to Cobham | 515.46 mi (829.55 km) |
| Sankt Gallen to Cockermouth | 743.61 mi (1,196.73 km) |
