| Clacton-on-Sea to Benavente | 1,006.94 mi (1,620.51 km) |
| Clacton-on-Sea to Bombarral | 996.45 mi (1,603.64 km) |
| Clacton-on-Sea to Bougado | 855.28 mi (1,376.43 km) |
| Clacton-on-Sea to Braga | 838.90 mi (1,350.08 km) |
| Clacton-on-Sea to Braganca | 783.63 mi (1,261.13 km) |
| Clacton-on-Sea to Cabeceiras de Basto | 829.90 mi (1,335.59 km) |
| Clacton-on-Sea to Cacem | 1,030.94 mi (1,659.14 km) |
| Clacton-on-Sea to Cadaval | 997.30 mi (1,605.00 km) |
| Clacton-on-Sea to Caldas da Rainha | 987.39 mi (1,589.04 km) |
| Clacton-on-Sea to Calheta | 1,606.39 mi (2,585.24 km) |
| Clacton-on-Sea to Camara de Lobos | 1,602.88 mi (2,579.58 km) |
| Clacton-on-Sea to Canico | 1,602.53 mi (2,579.02 km) |
| Clacton-on-Sea to Cantanhede | 916.53 mi (1,475.01 km) |
| Clacton-on-Sea to Carregal do Sal | 897.17 mi (1,443.86 km) |
| Clacton-on-Sea to Cartaxo | 995.10 mi (1,601.46 km) |
