| Siggiewi to Arcozelo | 1,294.99 mi (2,084.09 km) |
| Siggiewi to Arganil | 1,256.87 mi (2,022.73 km) |
| Siggiewi to Arouca | 1,273.39 mi (2,049.32 km) |
| Siggiewi to Arruda dos Vinhos | 1,304.07 mi (2,098.69 km) |
| Siggiewi to Aveiro | 1,291.49 mi (2,078.45 km) |
| Siggiewi to Aver-o-Mar | 1,305.42 mi (2,100.87 km) |
| Siggiewi to Aves | 1,281.90 mi (2,063.01 km) |
| Siggiewi to Azambuja | 1,293.58 mi (2,081.81 km) |
| Siggiewi to Baiao | 1,265.04 mi (2,035.89 km) |
| Siggiewi to Barcelos | 1,298.96 mi (2,090.48 km) |
| Siggiewi to Barreiro | 1,303.41 mi (2,097.64 km) |
| Siggiewi to Batalha | 1,292.45 mi (2,079.99 km) |
| Siggiewi to Beja | 1,238.77 mi (1,993.60 km) |
| Siggiewi to Belas | 1,314.63 mi (2,115.69 km) |
| Siggiewi to Benavente | 1,289.71 mi (2,075.58 km) |
