| Swallownest to Alenquer | 1,053.59 mi (1,695.58 km) |
| Swallownest to Alfena | 901.97 mi (1,451.59 km) |
| Swallownest to Alijo | 882.55 mi (1,420.32 km) |
| Swallownest to Aljustrel | 1,115.93 mi (1,795.92 km) |
| Swallownest to Almada | 1,080.24 mi (1,738.47 km) |
| Swallownest to Almargem | 1,071.10 mi (1,723.76 km) |
| Swallownest to Almeirim | 1,037.30 mi (1,669.38 km) |
| Swallownest to Amadora | 1,077.98 mi (1,734.83 km) |
| Swallownest to Amarante | 892.42 mi (1,436.22 km) |
| Swallownest to Amares | 874.00 mi (1,406.56 km) |
| Swallownest to Amora | 1,083.14 mi (1,743.15 km) |
| Swallownest to Anadia | 953.11 mi (1,533.88 km) |
| Swallownest to Angra do Heroismo | 1,589.53 mi (2,558.11 km) |
| Swallownest to Ansiao | 987.11 mi (1,588.60 km) |
| Swallownest to Anta | 918.74 mi (1,478.57 km) |
