| Castleton to Ascoli Piceno | 1,033.29 mi (1,662.93 km) |
| Castleton to Asola | 807.19 mi (1,299.05 km) |
| Castleton to Asolo | 825.84 mi (1,329.05 km) |
| Castleton to Assemini | 1,119.57 mi (1,801.78 km) |
| Castleton to Assisi | 990.84 mi (1,594.60 km) |
| Castleton to Asti | 759.82 mi (1,222.82 km) |
| Castleton to Atessa | 1,103.15 mi (1,775.35 km) |
| Castleton to Atri | 1,060.37 mi (1,706.50 km) |
| Castleton to Atripalda | 1,178.20 mi (1,896.13 km) |
| Castleton to Augusta | 1,401.22 mi (2,255.04 km) |
| Castleton to Aulla | 848.24 mi (1,365.11 km) |
| Castleton to Aurisina | 892.14 mi (1,435.76 km) |
| Castleton to Avellino | 1,177.07 mi (1,894.31 km) |
| Castleton to Aversa | 1,156.25 mi (1,860.81 km) |
| Castleton to Avezzano | 1,073.09 mi (1,726.97 km) |
