| Naples to Alfena | 1,183.91 mi (1,905.32 km) |
| Naples to Alijo | 1,129.38 mi (1,817.56 km) |
| Naples to Aljustrel | 1,210.67 mi (1,948.39 km) |
| Naples to Almada | 1,248.47 mi (2,009.22 km) |
| Naples to Almargem | 1,251.58 mi (2,014.22 km) |
| Naples to Almeirim | 1,211.80 mi (1,950.20 km) |
| Naples to Amadora | 1,251.49 mi (2,014.08 km) |
| Naples to Amarante | 1,160.01 mi (1,866.86 km) |
| Naples to Amares | 1,171.48 mi (1,885.32 km) |
| Naples to Amora | 1,247.33 mi (2,007.38 km) |
| Naples to Anadia | 1,186.38 mi (1,909.29 km) |
| Naples to Angra do Heroismo | 2,187.44 mi (3,520.34 km) |
| Naples to Ansiao | 1,192.32 mi (1,918.85 km) |
| Naples to Anta | 1,190.89 mi (1,916.56 km) |
| Naples to Arcos de Valdevez | 1,174.61 mi (1,890.35 km) |
