| Trecastagni to Amelia | 368.80 mi (593.53 km) |
| Trecastagni to Anagni | 302.84 mi (487.38 km) |
| Trecastagni to Ancona | 422.61 mi (680.13 km) |
| Trecastagni to Andria | 257.07 mi (413.71 km) |
| Trecastagni to Angri | 217.11 mi (349.40 km) |
| Trecastagni to Anguillara Sabazia | 342.82 mi (551.72 km) |
| Trecastagni to Anzio | 295.20 mi (475.07 km) |
| Trecastagni to Anzola dell'Emilia | 519.73 mi (836.43 km) |
| Trecastagni to Aosta | 688.58 mi (1,108.16 km) |
| Trecastagni to Apricena | 287.34 mi (462.43 km) |
| Trecastagni to Aprilia | 303.10 mi (487.80 km) |
| Trecastagni to Aradeo | 239.03 mi (384.68 km) |
| Trecastagni to Aragona | 81.65 mi (131.41 km) |
| Trecastagni to Arco | 612.73 mi (986.09 km) |
| Trecastagni to Arcola | 524.18 mi (843.59 km) |
