| Norridge to Arcos de Valdevez | 3,922.70 mi (6,312.98 km) |
| Norridge to Arcozelo | 3,939.48 mi (6,339.99 km) |
| Norridge to Arganil | 3,994.89 mi (6,429.15 km) |
| Norridge to Arouca | 3,961.53 mi (6,375.47 km) |
| Norridge to Arruda dos Vinhos | 3,991.39 mi (6,423.51 km) |
| Norridge to Aveiro | 3,953.41 mi (6,362.39 km) |
| Norridge to Aver-o-Mar | 3,921.82 mi (6,311.56 km) |
| Norridge to Aves | 3,941.79 mi (6,343.70 km) |
| Norridge to Azambuja | 3,997.72 mi (6,433.71 km) |
| Norridge to Baiao | 3,963.14 mi (6,378.06 km) |
| Norridge to Barcelos | 3,924.90 mi (6,316.52 km) |
| Norridge to Barreiro | 4,002.50 mi (6,441.39 km) |
| Norridge to Batalha | 3,980.45 mi (6,405.91 km) |
| Norridge to Beja | 4,080.00 mi (6,566.12 km) |
| Norridge to Belas | 3,989.17 mi (6,419.94 km) |
