| Riviera Beach to Alenquer | 4,104.67 mi (6,605.83 km) |
| Riviera Beach to Alfena | 4,102.08 mi (6,601.65 km) |
| Riviera Beach to Alijo | 4,155.24 mi (6,687.21 km) |
| Riviera Beach to Aljustrel | 4,165.64 mi (6,703.95 km) |
| Riviera Beach to Almada | 4,102.20 mi (6,601.85 km) |
| Riviera Beach to Almargem | 4,093.97 mi (6,588.60 km) |
| Riviera Beach to Almeirim | 4,123.67 mi (6,636.41 km) |
| Riviera Beach to Amadora | 4,097.52 mi (6,594.31 km) |
| Riviera Beach to Amarante | 4,125.16 mi (6,638.80 km) |
| Riviera Beach to Amares | 4,107.25 mi (6,609.98 km) |
| Riviera Beach to Amora | 4,105.02 mi (6,606.39 km) |
| Riviera Beach to Anadia | 4,116.91 mi (6,625.53 km) |
| Riviera Beach to Angra do Heroismo | 3,135.58 mi (5,046.23 km) |
| Riviera Beach to Ansiao | 4,123.65 mi (6,636.38 km) |
| Riviera Beach to Anta | 4,099.81 mi (6,598.00 km) |
