| Tondela to Clay Cross | 927.96 mi (1,493.41 km) |
| Tondela to Clayton | 961.80 mi (1,547.87 km) |
| Tondela to Clayton le Moors | 953.64 mi (1,534.73 km) |
| Tondela to Cleckheaton | 959.45 mi (1,544.09 km) |
| Tondela to Cleethorpes | 975.99 mi (1,570.70 km) |
| Tondela to Clevedon | 794.75 mi (1,279.02 km) |
| Tondela to Clifton | 915.25 mi (1,472.96 km) |
| Tondela to Clifton | 984.56 mi (1,584.49 km) |
| Tondela to Cliftonville | 876.97 mi (1,411.34 km) |
| Tondela to Clitheroe | 959.84 mi (1,544.71 km) |
| Tondela to Clydebank | 1,075.92 mi (1,731.52 km) |
| Tondela to Coalville | 900.66 mi (1,449.46 km) |
| Tondela to Coatbridge | 1,076.17 mi (1,731.92 km) |
| Tondela to Cobham | 832.07 mi (1,339.09 km) |
| Tondela to Cockermouth | 1,001.18 mi (1,611.25 km) |
