| Soma to Benavente | 1,939.56 mi (3,121.42 km) |
| Soma to Bombarral | 1,953.89 mi (3,144.48 km) |
| Soma to Bougado | 1,898.88 mi (3,055.95 km) |
| Soma to Braga | 1,889.85 mi (3,041.42 km) |
| Soma to Braganca | 1,802.68 mi (2,901.13 km) |
| Soma to Cabeceiras de Basto | 1,869.29 mi (3,008.34 km) |
| Soma to Cacem | 1,969.17 mi (3,169.07 km) |
| Soma to Cadaval | 1,951.48 mi (3,140.61 km) |
| Soma to Caldas da Rainha | 1,950.94 mi (3,139.73 km) |
| Soma to Calheta | 2,517.78 mi (4,051.98 km) |
| Soma to Camara de Lobos | 2,508.59 mi (4,037.18 km) |
| Soma to Canico | 2,503.24 mi (4,028.57 km) |
| Soma to Cantanhede | 1,910.89 mi (3,075.28 km) |
| Soma to Carregal do Sal | 1,879.06 mi (3,024.06 km) |
| Soma to Cartaxo | 1,936.05 mi (3,115.78 km) |
