| Irondale to Arcos de Valdevez | 4,167.65 mi (6,707.18 km) |
| Irondale to Arcozelo | 4,175.84 mi (6,720.36 km) |
| Irondale to Arganil | 4,225.05 mi (6,799.56 km) |
| Irondale to Arouca | 4,198.06 mi (6,756.12 km) |
| Irondale to Arruda dos Vinhos | 4,205.63 mi (6,768.30 km) |
| Irondale to Aveiro | 4,185.54 mi (6,735.97 km) |
| Irondale to Aver-o-Mar | 4,161.19 mi (6,696.78 km) |
| Irondale to Aves | 4,183.12 mi (6,732.08 km) |
| Irondale to Azambuja | 4,213.54 mi (6,781.03 km) |
| Irondale to Baiao | 4,202.70 mi (6,763.59 km) |
| Irondale to Barcelos | 4,165.90 mi (6,704.38 km) |
| Irondale to Barreiro | 4,213.59 mi (6,781.12 km) |
| Irondale to Batalha | 4,202.29 mi (6,762.94 km) |
| Irondale to Beja | 4,289.40 mi (6,903.12 km) |
| Irondale to Belas | 4,200.57 mi (6,760.16 km) |
