| Rickmansworth to Cromer | 116.45 mi (187.40 km) |
| Rickmansworth to Crosby | 167.18 mi (269.05 km) |
| Rickmansworth to Crowborough | 48.23 mi (77.62 km) |
| Rickmansworth to Croxley Green | 1.08 mi (1.74 km) |
| Rickmansworth to Croydon | 23.90 mi (38.46 km) |
| Rickmansworth to Cudworth | 139.83 mi (225.04 km) |
| Rickmansworth to Culcheth | 152.17 mi (244.90 km) |
| Rickmansworth to Cullercoats | 237.91 mi (382.89 km) |
| Rickmansworth to Cumbernauld | 330.47 mi (531.84 km) |
| Rickmansworth to Cumnock | 306.12 mi (492.66 km) |
| Rickmansworth to Cupar | 339.53 mi (546.42 km) |
| Rickmansworth to Cwmbran | 109.55 mi (176.30 km) |
| Rickmansworth to Dagenham | 26.98 mi (43.42 km) |
| Rickmansworth to Dalkeith | 312.58 mi (503.05 km) |
| Rickmansworth to Darfield | 136.76 mi (220.10 km) |
