| South Valley to Benavente | 5,121.87 mi (8,242.86 km) |
| South Valley to Bombarral | 5,094.64 mi (8,199.03 km) |
| South Valley to Bougado | 5,045.21 mi (8,119.49 km) |
| South Valley to Braga | 5,043.50 mi (8,116.73 km) |
| South Valley to Braganca | 5,106.31 mi (8,217.82 km) |
| South Valley to Cabeceiras de Basto | 5,061.78 mi (8,146.15 km) |
| South Valley to Cacem | 5,106.06 mi (8,217.40 km) |
| South Valley to Cadaval | 5,098.42 mi (8,205.12 km) |
| South Valley to Caldas da Rainha | 5,090.40 mi (8,192.20 km) |
| South Valley to Calheta | 4,945.71 mi (7,959.35 km) |
| South Valley to Camara de Lobos | 4,956.19 mi (7,976.22 km) |
| South Valley to Canico | 4,964.49 mi (7,989.57 km) |
| South Valley to Cantanhede | 5,080.08 mi (8,175.61 km) |
| South Valley to Carregal do Sal | 5,103.26 mi (8,212.90 km) |
| South Valley to Cartaxo | 5,115.83 mi (8,233.13 km) |
