| Isola Vicentina to Oria | 472.15 mi (759.86 km) |
| Isola Vicentina to Oristano | 421.38 mi (678.14 km) |
| Isola Vicentina to Orta Nova | 365.96 mi (588.95 km) |
| Isola Vicentina to Orte | 224.10 mi (360.66 km) |
| Isola Vicentina to Ortona | 270.08 mi (434.65 km) |
| Isola Vicentina to Orvieto | 204.05 mi (328.38 km) |
| Isola Vicentina to Orzinuovi | 75.18 mi (120.98 km) |
| Isola Vicentina to Osimo | 179.12 mi (288.26 km) |
| Isola Vicentina to Ospitaletto | 66.78 mi (107.47 km) |
| Isola Vicentina to Ostuni | 458.09 mi (737.23 km) |
| Isola Vicentina to Ottaviano | 363.86 mi (585.58 km) |
| Isola Vicentina to Ovada | 152.93 mi (246.11 km) |
| Isola Vicentina to Ozieri | 369.95 mi (595.38 km) |
| Isola Vicentina to Paceco | 531.58 mi (855.49 km) |
| Isola Vicentina to Pachino | 644.47 mi (1,037.17 km) |
