| Castle Rock to Chatteris | 4,667.46 mi (7,511.56 km) |
| Castle Rock to Cheadle | 4,576.63 mi (7,365.38 km) |
| Castle Rock to Cheadle Hulme | 4,554.41 mi (7,329.61 km) |
| Castle Rock to Cheam | 4,703.04 mi (7,568.82 km) |
| Castle Rock to Chellaston | 4,600.03 mi (7,403.03 km) |
| Castle Rock to Chelmsford | 4,711.72 mi (7,582.78 km) |
| Castle Rock to Chelsfield | 4,714.85 mi (7,587.82 km) |
| Castle Rock to Cheltenham | 4,616.58 mi (7,429.66 km) |
| Castle Rock to Chepstow | 4,605.38 mi (7,411.64 km) |
| Castle Rock to Cherry Hinton | 4,682.64 mi (7,535.99 km) |
| Castle Rock to Chertsey | 4,691.46 mi (7,550.17 km) |
| Castle Rock to Chesham | 4,674.76 mi (7,523.29 km) |
| Castle Rock to Cheshunt | 4,695.13 mi (7,556.08 km) |
| Castle Rock to Chester | 4,537.67 mi (7,302.67 km) |
| Castle Rock to Chester-le-Street | 4,517.51 mi (7,270.24 km) |
