| Somerset to Benavente | 3,408.15 mi (5,484.88 km) |
| Somerset to Bombarral | 3,382.32 mi (5,443.31 km) |
| Somerset to Bougado | 3,355.64 mi (5,400.38 km) |
| Somerset to Braga | 3,356.76 mi (5,402.18 km) |
| Somerset to Braganca | 3,429.35 mi (5,519.00 km) |
| Somerset to Cabeceiras de Basto | 3,376.52 mi (5,433.99 km) |
| Somerset to Cacem | 3,388.68 mi (5,453.56 km) |
| Somerset to Cadaval | 3,385.99 mi (5,449.23 km) |
| Somerset to Caldas da Rainha | 3,379.43 mi (5,438.67 km) |
| Somerset to Calheta | 3,168.78 mi (5,099.66 km) |
| Somerset to Camara de Lobos | 3,179.47 mi (5,116.86 km) |
| Somerset to Canico | 3,187.78 mi (5,130.24 km) |
| Somerset to Cantanhede | 3,380.22 mi (5,439.94 km) |
| Somerset to Carregal do Sal | 3,406.64 mi (5,482.45 km) |
| Somerset to Cartaxo | 3,403.83 mi (5,477.94 km) |
