| Catonsville to Cosham | 3,612.66 mi (5,814.01 km) |
| Catonsville to Costessey | 3,665.19 mi (5,898.56 km) |
| Catonsville to Cottingham | 3,577.40 mi (5,757.28 km) |
| Catonsville to Coulsdon | 3,640.24 mi (5,858.40 km) |
| Catonsville to Coventry | 3,561.45 mi (5,731.60 km) |
| Catonsville to Cowdenbeath | 3,423.66 mi (5,509.84 km) |
| Catonsville to Cowes | 3,604.77 mi (5,801.32 km) |
| Catonsville to Cowley | 3,621.71 mi (5,828.57 km) |
| Catonsville to Cowley | 3,587.39 mi (5,773.34 km) |
| Catonsville to Cramlington | 3,507.60 mi (5,644.93 km) |
| Catonsville to Cranleigh | 3,630.41 mi (5,842.58 km) |
| Catonsville to Crawley | 3,642.97 mi (5,862.79 km) |
| Catonsville to Crayford | 3,650.45 mi (5,874.83 km) |
| Catonsville to Crewe | 3,510.64 mi (5,649.83 km) |
| Catonsville to Crigglestone | 3,536.61 mi (5,691.62 km) |
