| Muscle Shoals to Alenquer | 4,213.94 mi (6,781.67 km) |
| Muscle Shoals to Alfena | 4,180.16 mi (6,727.32 km) |
| Muscle Shoals to Alijo | 4,229.65 mi (6,806.97 km) |
| Muscle Shoals to Aljustrel | 4,287.21 mi (6,899.60 km) |
| Muscle Shoals to Almada | 4,216.89 mi (6,786.43 km) |
| Muscle Shoals to Almargem | 4,206.77 mi (6,770.15 km) |
| Muscle Shoals to Almeirim | 4,229.63 mi (6,806.94 km) |
| Muscle Shoals to Amadora | 4,211.74 mi (6,778.14 km) |
| Muscle Shoals to Amarante | 4,201.48 mi (6,761.64 km) |
| Muscle Shoals to Amares | 4,179.60 mi (6,726.42 km) |
| Muscle Shoals to Amora | 4,220.30 mi (6,791.92 km) |
| Muscle Shoals to Anadia | 4,205.66 mi (6,768.36 km) |
| Muscle Shoals to Angra do Heroismo | 3,297.14 mi (5,306.23 km) |
| Muscle Shoals to Ansiao | 4,219.38 mi (6,790.44 km) |
| Muscle Shoals to Anta | 4,181.34 mi (6,729.21 km) |
