| Castleton to Amelia | 1,013.76 mi (1,631.48 km) |
| Castleton to Anagni | 1,081.25 mi (1,740.10 km) |
| Castleton to Ancona | 990.29 mi (1,593.72 km) |
| Castleton to Andria | 1,208.54 mi (1,944.95 km) |
| Castleton to Angri | 1,180.52 mi (1,899.86 km) |
| Castleton to Anguillara Sabazia | 1,035.54 mi (1,666.54 km) |
| Castleton to Anzio | 1,082.31 mi (1,741.81 km) |
| Castleton to Anzola dell'Emilia | 867.14 mi (1,395.53 km) |
| Castleton to Aosta | 687.89 mi (1,107.05 km) |
| Castleton to Apricena | 1,150.82 mi (1,852.07 km) |
| Castleton to Aprilia | 1,075.18 mi (1,730.33 km) |
| Castleton to Aradeo | 1,327.05 mi (2,135.68 km) |
| Castleton to Aragona | 1,348.39 mi (2,170.02 km) |
| Castleton to Arco | 785.73 mi (1,264.50 km) |
| Castleton to Arcola | 851.91 mi (1,371.02 km) |
