| Louth to Alenquer | 1,076.95 mi (1,733.18 km) |
| Louth to Alfena | 926.69 mi (1,491.36 km) |
| Louth to Alijo | 904.49 mi (1,455.64 km) |
| Louth to Aljustrel | 1,136.19 mi (1,828.51 km) |
| Louth to Almada | 1,103.55 mi (1,775.99 km) |
| Louth to Almargem | 1,094.84 mi (1,761.98 km) |
| Louth to Almeirim | 1,059.86 mi (1,705.68 km) |
| Louth to Amadora | 1,101.51 mi (1,772.71 km) |
| Louth to Amarante | 915.97 mi (1,474.10 km) |
| Louth to Amares | 898.71 mi (1,446.34 km) |
| Louth to Amora | 1,106.31 mi (1,780.43 km) |
| Louth to Anadia | 976.58 mi (1,571.65 km) |
| Louth to Angra do Heroismo | 1,637.57 mi (2,635.41 km) |
| Louth to Ansiao | 1,009.99 mi (1,625.42 km) |
| Louth to Anta | 943.41 mi (1,518.27 km) |
