| Cities | Distance |
|---|---|
| Avellino to Oria | 151.73 mi (244.18 km) |
| Avellino to Oristano | 333.35 mi (536.47 km) |
| Avellino to Orta Nova | 55.89 mi (89.95 km) |
| Avellino to Orte | 163.53 mi (263.17 km) |
| Avellino to Ortona | 101.05 mi (162.62 km) |
| Avellino to Orvieto | 185.78 mi (298.98 km) |
| Avellino to Orzinuovi | 394.61 mi (635.07 km) |
| Avellino to Osimo | 189.50 mi (304.97 km) |
| Avellino to Ospitaletto | 398.67 mi (641.59 km) |
| Avellino to Ostuni | 146.64 mi (236.00 km) |
| Avellino to Ottaviano | 16.91 mi (27.21 km) |
| Avellino to Ovada | 403.76 mi (649.80 km) |
| Avellino to Ozieri | 303.64 mi (488.66 km) |
| Avellino to Paceco | 235.24 mi (378.58 km) |
| Avellino to Pachino | 290.67 mi (467.79 km) |