| San Sebastiano al Vesuvio to Arcozelo | 1,197.28 mi (1,926.84 km) |
| San Sebastiano al Vesuvio to Arganil | 1,175.06 mi (1,891.08 km) |
| San Sebastiano al Vesuvio to Arouca | 1,177.88 mi (1,895.62 km) |
| San Sebastiano al Vesuvio to Arruda dos Vinhos | 1,244.78 mi (2,003.28 km) |
| San Sebastiano al Vesuvio to Aveiro | 1,201.66 mi (1,933.88 km) |
| San Sebastiano al Vesuvio to Aver-o-Mar | 1,201.31 mi (1,933.32 km) |
| San Sebastiano al Vesuvio to Aves | 1,176.88 mi (1,894.01 km) |
| San Sebastiano al Vesuvio to Azambuja | 1,233.01 mi (1,984.33 km) |
| San Sebastiano al Vesuvio to Baiao | 1,165.05 mi (1,874.97 km) |
| San Sebastiano al Vesuvio to Barcelos | 1,192.70 mi (1,919.46 km) |
| San Sebastiano al Vesuvio to Barreiro | 1,250.01 mi (2,011.70 km) |
| San Sebastiano al Vesuvio to Batalha | 1,221.00 mi (1,965.01 km) |
| San Sebastiano al Vesuvio to Beja | 1,199.68 mi (1,930.70 km) |
| San Sebastiano al Vesuvio to Belas | 1,258.88 mi (2,025.98 km) |
| San Sebastiano al Vesuvio to Benavente | 1,231.11 mi (1,981.27 km) |
