| Roman to Alenquer | 1,878.07 mi (3,022.46 km) |
| Roman to Alfena | 1,786.89 mi (2,875.73 km) |
| Roman to Alijo | 1,736.24 mi (2,794.21 km) |
| Roman to Aljustrel | 1,876.88 mi (3,020.54 km) |
| Roman to Almada | 1,897.10 mi (3,053.09 km) |
| Roman to Almargem | 1,896.80 mi (3,052.61 km) |
| Roman to Almeirim | 1,854.28 mi (2,984.18 km) |
| Roman to Amadora | 1,898.84 mi (3,055.89 km) |
| Roman to Amarante | 1,764.43 mi (2,839.57 km) |
| Roman to Amares | 1,767.03 mi (2,843.76 km) |
| Roman to Amora | 1,897.07 mi (3,053.03 km) |
| Roman to Anadia | 1,806.49 mi (2,907.27 km) |
| Roman to Angra do Heroismo | 2,747.52 mi (4,421.71 km) |
| Roman to Ansiao | 1,822.54 mi (2,933.09 km) |
| Roman to Anta | 1,798.33 mi (2,894.13 km) |
