| Formia to Alfena | 1,147.04 mi (1,845.98 km) |
| Formia to Alijo | 1,092.58 mi (1,758.34 km) |
| Formia to Aljustrel | 1,179.40 mi (1,898.06 km) |
| Formia to Almada | 1,215.50 mi (1,956.16 km) |
| Formia to Almargem | 1,218.30 mi (1,960.66 km) |
| Formia to Almeirim | 1,178.14 mi (1,896.03 km) |
| Formia to Amadora | 1,218.41 mi (1,960.84 km) |
| Formia to Amarante | 1,123.16 mi (1,807.55 km) |
| Formia to Amares | 1,134.07 mi (1,825.11 km) |
| Formia to Amora | 1,214.46 mi (1,954.49 km) |
| Formia to Anadia | 1,150.76 mi (1,851.97 km) |
| Formia to Angra do Heroismo | 2,150.00 mi (3,460.09 km) |
| Formia to Ansiao | 1,157.53 mi (1,862.87 km) |
| Formia to Anta | 1,154.35 mi (1,857.75 km) |
| Formia to Arcos de Valdevez | 1,136.85 mi (1,829.59 km) |
