| Key Largo to Alenquer | 4,183.01 mi (6,731.91 km) |
| Key Largo to Alfena | 4,184.19 mi (6,733.81 km) |
| Key Largo to Alijo | 4,237.64 mi (6,819.82 km) |
| Key Largo to Aljustrel | 4,242.26 mi (6,827.25 km) |
| Key Largo to Almada | 4,179.87 mi (6,726.85 km) |
| Key Largo to Almargem | 4,171.89 mi (6,714.01 km) |
| Key Largo to Almeirim | 4,202.36 mi (6,763.05 km) |
| Key Largo to Amadora | 4,175.26 mi (6,719.42 km) |
| Key Largo to Amarante | 4,207.42 mi (6,771.19 km) |
| Key Largo to Amares | 4,190.03 mi (6,743.20 km) |
| Key Largo to Amora | 4,182.60 mi (6,731.25 km) |
| Key Largo to Anadia | 4,197.72 mi (6,755.58 km) |
| Key Largo to Angra do Heroismo | 3,210.63 mi (5,167.00 km) |
| Key Largo to Ansiao | 4,203.60 mi (6,765.03 km) |
| Key Largo to Anta | 4,181.53 mi (6,729.51 km) |
