| Treia to Amelia | 69.45 mi (111.78 km) |
| Treia to Anagni | 108.71 mi (174.95 km) |
| Treia to Ancona | 23.45 mi (37.74 km) |
| Treia to Andria | 210.38 mi (338.58 km) |
| Treia to Angri | 189.39 mi (304.79 km) |
| Treia to Anguillara Sabazia | 100.12 mi (161.12 km) |
| Treia to Anzio | 133.46 mi (214.78 km) |
| Treia to Anzola dell'Emilia | 135.61 mi (218.25 km) |
| Treia to Aosta | 339.37 mi (546.16 km) |
| Treia to Apricena | 151.78 mi (244.27 km) |
| Treia to Aprilia | 124.09 mi (199.71 km) |
| Treia to Aradeo | 331.57 mi (533.61 km) |
| Treia to Aragona | 408.62 mi (657.61 km) |
| Treia to Arco | 216.04 mi (347.69 km) |
| Treia to Arcola | 179.29 mi (288.53 km) |
