| Opera to Amelia | 252.24 mi (405.94 km) |
| Opera to Anagni | 319.65 mi (514.43 km) |
| Opera to Ancona | 244.49 mi (393.47 km) |
| Opera to Andria | 457.67 mi (736.54 km) |
| Opera to Angri | 419.52 mi (675.16 km) |
| Opera to Anguillara Sabazia | 274.13 mi (441.17 km) |
| Opera to Anzio | 321.30 mi (517.08 km) |
| Opera to Anzola dell'Emilia | 112.67 mi (181.33 km) |
| Opera to Aosta | 95.04 mi (152.96 km) |
| Opera to Apricena | 398.89 mi (641.94 km) |
| Opera to Aprilia | 313.87 mi (505.13 km) |
| Opera to Aradeo | 579.21 mi (932.16 km) |
| Opera to Aragona | 596.55 mi (960.05 km) |
| Opera to Arco | 88.53 mi (142.47 km) |
| Opera to Arcola | 93.72 mi (150.82 km) |
