| Castelo Branco to Crosby | 967.51 mi (1,557.05 km) |
| Castelo Branco to Crowborough | 859.92 mi (1,383.91 km) |
| Castelo Branco to Croxley Green | 884.37 mi (1,423.26 km) |
| Castelo Branco to Croydon | 873.66 mi (1,406.02 km) |
| Castelo Branco to Cudworth | 992.70 mi (1,597.59 km) |
| Castelo Branco to Culcheth | 970.64 mi (1,562.09 km) |
| Castelo Branco to Cullercoats | 1,087.91 mi (1,750.83 km) |
| Castelo Branco to Cumbernauld | 1,125.77 mi (1,811.76 km) |
| Castelo Branco to Cumnock | 1,090.51 mi (1,755.01 km) |
| Castelo Branco to Cupar | 1,158.35 mi (1,864.18 km) |
| Castelo Branco to Cwmbran | 845.44 mi (1,360.60 km) |
| Castelo Branco to Dagenham | 888.87 mi (1,430.50 km) |
| Castelo Branco to Dalkeith | 1,129.30 mi (1,817.43 km) |
| Castelo Branco to Darfield | 990.52 mi (1,594.09 km) |
| Castelo Branco to Darlaston | 918.36 mi (1,477.95 km) |
