| Rio Maior to Ascoli Piceno | 1,193.60 mi (1,920.92 km) |
| Rio Maior to Asola | 1,066.13 mi (1,715.77 km) |
| Rio Maior to Asolo | 1,146.91 mi (1,845.77 km) |
| Rio Maior to Assemini | 957.16 mi (1,540.39 km) |
| Rio Maior to Assisi | 1,146.28 mi (1,844.76 km) |
| Rio Maior to Asti | 956.53 mi (1,539.39 km) |
| Rio Maior to Atessa | 1,235.36 mi (1,988.13 km) |
| Rio Maior to Atri | 1,212.74 mi (1,951.72 km) |
| Rio Maior to Atripalda | 1,256.10 mi (2,021.49 km) |
| Rio Maior to Augusta | 1,313.57 mi (2,113.99 km) |
| Rio Maior to Aulla | 1,027.85 mi (1,654.17 km) |
| Rio Maior to Aurisina | 1,231.43 mi (1,981.79 km) |
| Rio Maior to Avellino | 1,254.18 mi (2,018.41 km) |
| Rio Maior to Aversa | 1,223.32 mi (1,968.75 km) |
| Rio Maior to Avezzano | 1,183.51 mi (1,904.67 km) |
