| South Valley to Arcos de Valdevez | 5,032.69 mi (8,099.33 km) |
| South Valley to Arcozelo | 5,051.99 mi (8,130.39 km) |
| South Valley to Arganil | 5,108.86 mi (8,221.92 km) |
| South Valley to Arouca | 5,073.88 mi (8,165.62 km) |
| South Valley to Arruda dos Vinhos | 5,109.17 mi (8,222.41 km) |
| South Valley to Aveiro | 5,067.03 mi (8,154.59 km) |
| South Valley to Aver-o-Mar | 5,033.53 mi (8,100.68 km) |
| South Valley to Aves | 5,052.81 mi (8,131.71 km) |
| South Valley to Azambuja | 5,115.14 mi (8,232.03 km) |
| South Valley to Baiao | 5,074.59 mi (8,166.77 km) |
| South Valley to Barcelos | 5,036.10 mi (8,104.82 km) |
| South Valley to Barreiro | 5,120.88 mi (8,241.27 km) |
| South Valley to Batalha | 5,096.57 mi (8,202.14 km) |
| South Valley to Beja | 5,198.49 mi (8,366.16 km) |
| South Valley to Belas | 5,107.53 mi (8,219.78 km) |
