| Bigadic to Orbetello | 906.41 mi (1,458.73 km) |
| Bigadic to Oria | 560.97 mi (902.79 km) |
| Bigadic to Oristano | 1,038.02 mi (1,670.54 km) |
| Bigadic to Orta Nova | 666.81 mi (1,073.13 km) |
| Bigadic to Orte | 847.45 mi (1,363.83 km) |
| Bigadic to Ortona | 744.99 mi (1,198.94 km) |
| Bigadic to Orvieto | 864.25 mi (1,390.88 km) |
| Bigadic to Orzinuovi | 1,014.11 mi (1,632.05 km) |
| Bigadic to Osimo | 808.30 mi (1,300.83 km) |
| Bigadic to Ospitaletto | 1,011.00 mi (1,627.05 km) |
| Bigadic to Ostuni | 565.04 mi (909.35 km) |
| Bigadic to Ottaviano | 727.61 mi (1,170.98 km) |
| Bigadic to Ovada | 1,060.71 mi (1,707.05 km) |
| Bigadic to Ozieri | 1,013.92 mi (1,631.74 km) |
| Bigadic to Paceco | 844.87 mi (1,359.68 km) |
