| Hercules to Arcos de Valdevez | 5,527.75 mi (8,896.06 km) |
| Hercules to Arcozelo | 5,556.65 mi (8,942.56 km) |
| Hercules to Arganil | 5,618.62 mi (9,042.29 km) |
| Hercules to Arouca | 5,577.43 mi (8,976.00 km) |
| Hercules to Arruda dos Vinhos | 5,637.63 mi (9,072.88 km) |
| Hercules to Aveiro | 5,576.12 mi (8,973.91 km) |
| Hercules to Aver-o-Mar | 5,535.34 mi (8,908.27 km) |
| Hercules to Aves | 5,551.43 mi (8,934.16 km) |
| Hercules to Azambuja | 5,641.55 mi (9,079.20 km) |
| Hercules to Baiao | 5,574.44 mi (8,971.20 km) |
| Hercules to Barcelos | 5,535.82 mi (8,909.04 km) |
| Hercules to Barreiro | 5,652.53 mi (9,096.87 km) |
| Hercules to Batalha | 5,616.66 mi (9,039.14 km) |
| Hercules to Beja | 5,729.21 mi (9,220.27 km) |
| Hercules to Belas | 5,639.33 mi (9,075.62 km) |
