| Grottaferrata to Alfena | 1,094.55 mi (1,761.52 km) |
| Grottaferrata to Alijo | 1,040.25 mi (1,674.11 km) |
| Grottaferrata to Aljustrel | 1,134.15 mi (1,825.24 km) |
| Grottaferrata to Almada | 1,167.99 mi (1,879.70 km) |
| Grottaferrata to Almargem | 1,170.38 mi (1,883.55 km) |
| Grottaferrata to Almeirim | 1,129.77 mi (1,818.20 km) |
| Grottaferrata to Amadora | 1,170.75 mi (1,884.14 km) |
| Grottaferrata to Amarante | 1,070.71 mi (1,723.15 km) |
| Grottaferrata to Amares | 1,080.92 mi (1,739.57 km) |
| Grottaferrata to Amora | 1,167.09 mi (1,878.25 km) |
| Grottaferrata to Anadia | 1,099.88 mi (1,770.08 km) |
| Grottaferrata to Angra do Heroismo | 2,096.47 mi (3,373.94 km) |
| Grottaferrata to Ansiao | 1,107.72 mi (1,782.70 km) |
| Grottaferrata to Anta | 1,102.29 mi (1,773.96 km) |
| Grottaferrata to Arcos de Valdevez | 1,083.27 mi (1,743.35 km) |
