| Gateway to Alenquer | 4,199.81 mi (6,758.94 km) |
| Gateway to Alfena | 4,195.23 mi (6,751.57 km) |
| Gateway to Alijo | 4,248.22 mi (6,836.84 km) |
| Gateway to Aljustrel | 4,261.58 mi (6,858.34 km) |
| Gateway to Almada | 4,197.66 mi (6,755.48 km) |
| Gateway to Almargem | 4,189.30 mi (6,742.03 km) |
| Gateway to Almeirim | 4,218.63 mi (6,789.23 km) |
| Gateway to Amadora | 4,192.94 mi (6,747.88 km) |
| Gateway to Amarante | 4,218.22 mi (6,788.58 km) |
| Gateway to Amares | 4,200.03 mi (6,759.30 km) |
| Gateway to Amora | 4,200.51 mi (6,760.07 km) |
| Gateway to Anadia | 4,210.78 mi (6,776.60 km) |
| Gateway to Angra do Heroismo | 3,232.47 mi (5,202.16 km) |
| Gateway to Ansiao | 4,217.97 mi (6,788.17 km) |
| Gateway to Anta | 4,193.19 mi (6,748.28 km) |
