| Atherton to Alenquer | 1,046.26 mi (1,683.80 km) |
| Atherton to Alfena | 893.66 mi (1,438.21 km) |
| Atherton to Alijo | 877.10 mi (1,411.55 km) |
| Atherton to Aljustrel | 1,111.58 mi (1,788.91 km) |
| Atherton to Almada | 1,072.91 mi (1,726.68 km) |
| Atherton to Almargem | 1,063.35 mi (1,711.29 km) |
| Atherton to Almeirim | 1,030.82 mi (1,658.95 km) |
| Atherton to Amadora | 1,070.42 mi (1,722.68 km) |
| Atherton to Amarante | 885.34 mi (1,424.81 km) |
| Atherton to Amares | 865.77 mi (1,393.32 km) |
| Atherton to Amora | 1,075.96 mi (1,731.58 km) |
| Atherton to Anadia | 945.92 mi (1,522.31 km) |
| Atherton to Angra do Heroismo | 1,553.57 mi (2,500.23 km) |
| Atherton to Ansiao | 980.43 mi (1,577.85 km) |
| Atherton to Anta | 910.42 mi (1,465.19 km) |
