| Difficult Run to Chatteris | 3,664.24 mi (5,897.02 km) |
| Difficult Run to Cheadle | 3,571.81 mi (5,748.28 km) |
| Difficult Run to Cheadle Hulme | 3,556.22 mi (5,723.18 km) |
| Difficult Run to Cheam | 3,677.41 mi (5,918.23 km) |
| Difficult Run to Chellaston | 3,596.02 mi (5,787.23 km) |
| Difficult Run to Chelmsford | 3,697.25 mi (5,950.15 km) |
| Difficult Run to Chelsfield | 3,691.25 mi (5,940.49 km) |
| Difficult Run to Cheltenham | 3,590.17 mi (5,777.82 km) |
| Difficult Run to Chepstow | 3,570.52 mi (5,746.20 km) |
| Difficult Run to Cherry Hinton | 3,674.95 mi (5,914.26 km) |
| Difficult Run to Chertsey | 3,664.59 mi (5,897.59 km) |
| Difficult Run to Chesham | 3,653.33 mi (5,879.47 km) |
| Difficult Run to Cheshunt | 3,676.99 mi (5,917.55 km) |
| Difficult Run to Chester | 3,531.87 mi (5,683.99 km) |
| Difficult Run to Chester-le-Street | 3,552.89 mi (5,717.83 km) |
