| Tortona to Arcozelo | 921.70 mi (1,483.34 km) |
| Tortona to Arganil | 917.61 mi (1,476.75 km) |
| Tortona to Arouca | 906.02 mi (1,458.10 km) |
| Tortona to Arruda dos Vinhos | 1,005.25 mi (1,617.80 km) |
| Tortona to Aveiro | 933.78 mi (1,502.77 km) |
| Tortona to Aver-o-Mar | 919.00 mi (1,478.98 km) |
| Tortona to Aves | 895.44 mi (1,441.07 km) |
| Tortona to Azambuja | 993.07 mi (1,598.20 km) |
| Tortona to Baiao | 889.61 mi (1,431.69 km) |
| Tortona to Barcelos | 908.85 mi (1,462.65 km) |
| Tortona to Barreiro | 1,016.28 mi (1,635.54 km) |
| Tortona to Batalha | 970.62 mi (1,562.06 km) |
| Tortona to Beja | 985.59 mi (1,586.16 km) |
| Tortona to Belas | 1,021.98 mi (1,644.72 km) |
| Tortona to Benavente | 993.40 mi (1,598.73 km) |
