| Middlesex to Cosham | 3,463.39 mi (5,573.78 km) |
| Middlesex to Costessey | 3,516.27 mi (5,658.89 km) |
| Middlesex to Cottingham | 3,428.69 mi (5,517.94 km) |
| Middlesex to Coulsdon | 3,491.04 mi (5,618.28 km) |
| Middlesex to Coventry | 3,412.37 mi (5,491.68 km) |
| Middlesex to Cowdenbeath | 3,275.62 mi (5,271.61 km) |
| Middlesex to Cowes | 3,455.49 mi (5,561.08 km) |
| Middlesex to Cowley | 3,472.52 mi (5,588.48 km) |
| Middlesex to Cowley | 3,438.21 mi (5,533.26 km) |
| Middlesex to Cramlington | 3,359.25 mi (5,406.18 km) |
| Middlesex to Cranleigh | 3,481.18 mi (5,602.41 km) |
| Middlesex to Crawley | 3,493.74 mi (5,622.63 km) |
| Middlesex to Crayford | 3,501.27 mi (5,634.75 km) |
| Middlesex to Crewe | 3,361.66 mi (5,410.07 km) |
| Middlesex to Crigglestone | 3,387.80 mi (5,452.13 km) |
