| Gloucester to Arcos de Valdevez | 750.42 mi (1,207.69 km) |
| Gloucester to Arcozelo | 805.70 mi (1,296.65 km) |
| Gloucester to Arganil | 850.88 mi (1,369.35 km) |
| Gloucester to Arouca | 806.85 mi (1,298.51 km) |
| Gloucester to Arruda dos Vinhos | 948.47 mi (1,526.41 km) |
| Gloucester to Aveiro | 833.37 mi (1,341.18 km) |
| Gloucester to Aver-o-Mar | 785.47 mi (1,264.10 km) |
| Gloucester to Aves | 774.74 mi (1,246.82 km) |
| Gloucester to Azambuja | 939.70 mi (1,512.30 km) |
| Gloucester to Baiao | 788.10 mi (1,268.32 km) |
| Gloucester to Barcelos | 775.39 mi (1,247.87 km) |
| Gloucester to Barreiro | 969.30 mi (1,559.93 km) |
| Gloucester to Batalha | 900.25 mi (1,448.82 km) |
| Gloucester to Beja | 993.86 mi (1,599.47 km) |
| Gloucester to Belas | 965.55 mi (1,553.90 km) |
