| Keystone to Chatteris | 4,403.58 mi (7,086.88 km) |
| Keystone to Cheadle | 4,312.46 mi (6,940.23 km) |
| Keystone to Cheadle Hulme | 4,299.12 mi (6,918.77 km) |
| Keystone to Cheam | 4,409.50 mi (7,096.41 km) |
| Keystone to Chellaston | 4,336.43 mi (6,978.82 km) |
| Keystone to Chelmsford | 4,432.50 mi (7,133.43 km) |
| Keystone to Chelsfield | 4,423.72 mi (7,119.29 km) |
| Keystone to Cheltenham | 4,323.76 mi (6,958.41 km) |
| Keystone to Chepstow | 4,301.76 mi (6,923.01 km) |
| Keystone to Cherry Hinton | 4,412.73 mi (7,101.61 km) |
| Keystone to Chertsey | 4,396.53 mi (7,075.54 km) |
| Keystone to Chesham | 4,387.25 mi (7,060.59 km) |
| Keystone to Cheshunt | 4,411.49 mi (7,099.60 km) |
| Keystone to Chester | 4,273.00 mi (6,876.73 km) |
| Keystone to Chester-le-Street | 4,305.14 mi (6,928.46 km) |
