| Preston to Benavente | 1,061.67 mi (1,708.59 km) |
| Preston to Bombarral | 1,046.16 mi (1,683.63 km) |
| Preston to Bougado | 899.97 mi (1,448.36 km) |
| Preston to Braga | 883.84 mi (1,422.41 km) |
| Preston to Braganca | 846.70 mi (1,362.64 km) |
| Preston to Cabeceiras de Basto | 879.61 mi (1,415.60 km) |
| Preston to Cacem | 1,081.51 mi (1,740.51 km) |
| Preston to Cadaval | 1,047.74 mi (1,686.17 km) |
| Preston to Caldas da Rainha | 1,036.60 mi (1,668.25 km) |
| Preston to Calheta | 1,618.29 mi (2,604.39 km) |
| Preston to Camara de Lobos | 1,616.22 mi (2,601.05 km) |
| Preston to Canico | 1,616.98 mi (2,602.28 km) |
| Preston to Cantanhede | 966.56 mi (1,555.53 km) |
| Preston to Carregal do Sal | 953.21 mi (1,534.04 km) |
| Preston to Cartaxo | 1,049.15 mi (1,688.45 km) |
