| Alliance to Arcos de Valdevez | 3,649.56 mi (5,873.40 km) |
| Alliance to Arcozelo | 3,662.61 mi (5,894.40 km) |
| Alliance to Arganil | 3,715.53 mi (5,979.57 km) |
| Alliance to Arouca | 3,684.80 mi (5,930.12 km) |
| Alliance to Arruda dos Vinhos | 3,705.43 mi (5,963.32 km) |
| Alliance to Aveiro | 3,674.76 mi (5,913.95 km) |
| Alliance to Aver-o-Mar | 3,646.21 mi (5,868.01 km) |
| Alliance to Aves | 3,667.10 mi (5,901.63 km) |
| Alliance to Azambuja | 3,712.42 mi (5,974.57 km) |
| Alliance to Baiao | 3,687.74 mi (5,934.84 km) |
| Alliance to Barcelos | 3,650.02 mi (5,874.14 km) |
| Alliance to Barreiro | 3,715.32 mi (5,979.23 km) |
| Alliance to Batalha | 3,697.56 mi (5,950.65 km) |
| Alliance to Beja | 3,792.38 mi (6,103.25 km) |
| Alliance to Belas | 3,702.07 mi (5,957.90 km) |
