| Overlea to Arcos de Valdevez | 3,479.55 mi (5,599.80 km) |
| Overlea to Arcozelo | 3,489.04 mi (5,615.06 km) |
| Overlea to Arganil | 3,539.38 mi (5,696.08 km) |
| Overlea to Arouca | 3,511.27 mi (5,650.84 km) |
| Overlea to Arruda dos Vinhos | 3,523.04 mi (5,669.78 km) |
| Overlea to Aveiro | 3,499.46 mi (5,631.83 km) |
| Overlea to Aver-o-Mar | 3,473.89 mi (5,590.69 km) |
| Overlea to Aves | 3,495.56 mi (5,625.57 km) |
| Overlea to Azambuja | 3,530.63 mi (5,682.00 km) |
| Overlea to Baiao | 3,515.44 mi (5,657.56 km) |
| Overlea to Barcelos | 3,478.37 mi (5,597.90 km) |
| Overlea to Barreiro | 3,531.71 mi (5,683.74 km) |
| Overlea to Batalha | 3,518.13 mi (5,661.89 km) |
| Overlea to Beja | 3,608.07 mi (5,806.62 km) |
| Overlea to Belas | 3,518.59 mi (5,662.62 km) |
