| Valley to Cosham | 4,260.92 mi (6,857.29 km) |
| Valley to Costessey | 4,313.53 mi (6,941.95 km) |
| Valley to Cottingham | 4,225.45 mi (6,800.20 km) |
| Valley to Coulsdon | 4,288.66 mi (6,901.93 km) |
| Valley to Coventry | 4,209.91 mi (6,775.20 km) |
| Valley to Cowdenbeath | 4,070.32 mi (6,550.54 km) |
| Valley to Cowes | 4,252.99 mi (6,844.52 km) |
| Valley to Cowley | 4,270.15 mi (6,872.13 km) |
| Valley to Cowley | 4,235.83 mi (6,816.91 km) |
| Valley to Cramlington | 4,154.95 mi (6,686.75 km) |
| Valley to Cranleigh | 4,278.78 mi (6,886.03 km) |
| Valley to Crawley | 4,291.35 mi (6,906.26 km) |
| Valley to Crayford | 4,298.89 mi (6,918.40 km) |
| Valley to Crewe | 4,159.03 mi (6,693.31 km) |
| Valley to Crigglestone | 4,184.79 mi (6,734.77 km) |
