| Ottaviano to Acqui Terme | 403.27 mi (649.01 km) |
| Ottaviano to Acri | 137.19 mi (220.79 km) |
| Ottaviano to Adelfia | 125.15 mi (201.41 km) |
| Ottaviano to Adrano | 220.77 mi (355.29 km) |
| Ottaviano to Adria | 315.05 mi (507.03 km) |
| Ottaviano to Afragola | 9.58 mi (15.42 km) |
| Ottaviano to Agliana | 275.47 mi (443.33 km) |
| Ottaviano to Agrate Brianza | 416.48 mi (670.26 km) |
| Ottaviano to Agrigento | 248.79 mi (400.39 km) |
| Ottaviano to Agropoli | 43.56 mi (70.10 km) |
| Ottaviano to Ala | 380.95 mi (613.09 km) |
| Ottaviano to Alassio | 388.36 mi (625.01 km) |
| Ottaviano to Alatri | 84.45 mi (135.91 km) |
| Ottaviano to Alba | 421.17 mi (677.80 km) |
| Ottaviano to Albano Laziale | 112.08 mi (180.37 km) |
