| Ottaviano to Amelia | 158.42 mi (254.94 km) |
| Ottaviano to Anagni | 92.14 mi (148.28 km) |
| Ottaviano to Ancona | 197.39 mi (317.66 km) |
| Ottaviano to Andria | 98.31 mi (158.21 km) |
| Ottaviano to Angri | 9.32 mi (14.99 km) |
| Ottaviano to Anguillara Sabazia | 142.69 mi (229.64 km) |
| Ottaviano to Anzio | 104.68 mi (168.47 km) |
| Ottaviano to Anzola dell'Emilia | 304.94 mi (490.76 km) |
| Ottaviano to Aosta | 493.12 mi (793.59 km) |
| Ottaviano to Apricena | 80.45 mi (129.47 km) |
| Ottaviano to Aprilia | 107.65 mi (173.24 km) |
| Ottaviano to Aradeo | 198.36 mi (319.23 km) |
| Ottaviano to Aragona | 242.65 mi (390.50 km) |
| Ottaviano to Arco | 393.76 mi (633.69 km) |
| Ottaviano to Arcola | 324.47 mi (522.19 km) |
