| Thornton to Ascoli Piceno | 1,032.06 mi (1,660.94 km) |
| Thornton to Asola | 806.39 mi (1,297.76 km) |
| Thornton to Asolo | 823.13 mi (1,324.71 km) |
| Thornton to Assemini | 1,124.26 mi (1,809.32 km) |
| Thornton to Assisi | 990.16 mi (1,593.50 km) |
| Thornton to Asti | 761.47 mi (1,225.48 km) |
| Thornton to Atessa | 1,101.88 mi (1,773.31 km) |
| Thornton to Atri | 1,059.04 mi (1,704.37 km) |
| Thornton to Atripalda | 1,177.47 mi (1,894.96 km) |
| Thornton to Augusta | 1,402.31 mi (2,256.80 km) |
| Thornton to Aulla | 848.82 mi (1,366.04 km) |
| Thornton to Aurisina | 888.13 mi (1,429.30 km) |
| Thornton to Avellino | 1,176.37 mi (1,893.18 km) |
| Thornton to Aversa | 1,155.93 mi (1,860.30 km) |
| Thornton to Avezzano | 1,072.58 mi (1,726.14 km) |
