| Hudson to Alenquer | 3,712.13 mi (5,974.09 km) |
| Hudson to Alfena | 3,667.64 mi (5,902.49 km) |
| Hudson to Alijo | 3,715.44 mi (5,979.42 km) |
| Hudson to Aljustrel | 3,789.27 mi (6,098.24 km) |
| Hudson to Almada | 3,717.09 mi (5,982.07 km) |
| Hudson to Almargem | 3,706.37 mi (5,964.82 km) |
| Hudson to Almeirim | 3,726.44 mi (5,997.13 km) |
| Hudson to Amadora | 3,711.81 mi (5,973.58 km) |
| Hudson to Amarante | 3,688.17 mi (5,935.53 km) |
| Hudson to Amares | 3,665.17 mi (5,898.51 km) |
| Hudson to Amora | 3,720.69 mi (5,987.87 km) |
| Hudson to Anadia | 3,696.55 mi (5,949.02 km) |
| Hudson to Angra do Heroismo | 2,830.75 mi (4,555.65 km) |
| Hudson to Ansiao | 3,712.60 mi (5,974.84 km) |
| Hudson to Anta | 3,669.97 mi (5,906.25 km) |
