| Boiling Springs to Alenquer | 3,922.15 mi (6,312.09 km) |
| Boiling Springs to Alfena | 3,894.63 mi (6,267.81 km) |
| Boiling Springs to Alijo | 3,945.09 mi (6,349.01 km) |
| Boiling Springs to Aljustrel | 3,993.30 mi (6,426.59 km) |
| Boiling Springs to Almada | 3,924.06 mi (6,315.17 km) |
| Boiling Springs to Almargem | 3,914.28 mi (6,299.42 km) |
| Boiling Springs to Almeirim | 3,938.55 mi (6,338.49 km) |
| Boiling Springs to Amadora | 3,918.98 mi (6,307.00 km) |
| Boiling Springs to Amarante | 3,916.41 mi (6,302.85 km) |
| Boiling Springs to Amares | 3,895.31 mi (6,268.89 km) |
| Boiling Springs to Amora | 3,927.37 mi (6,320.50 km) |
| Boiling Springs to Anadia | 3,917.98 mi (6,305.38 km) |
| Boiling Springs to Angra do Heroismo | 2,993.00 mi (4,816.77 km) |
| Boiling Springs to Ansiao | 3,930.32 mi (6,325.23 km) |
| Boiling Springs to Anta | 3,895.08 mi (6,268.53 km) |
