| Soure to Orbetello | 1,041.68 mi (1,676.42 km) |
| Soure to Oria | 1,379.85 mi (2,220.66 km) |
| Soure to Oristano | 910.61 mi (1,465.49 km) |
| Soure to Orta Nova | 1,274.28 mi (2,050.76 km) |
| Soure to Orte | 1,101.52 mi (1,772.73 km) |
| Soure to Ortona | 1,204.17 mi (1,937.92 km) |
| Soure to Orvieto | 1,088.18 mi (1,751.25 km) |
| Soure to Orzinuovi | 1,009.38 mi (1,624.44 km) |
| Soure to Osimo | 1,160.52 mi (1,867.68 km) |
| Soure to Ospitaletto | 1,018.72 mi (1,639.48 km) |
| Soure to Ostuni | 1,375.29 mi (2,213.31 km) |
| Soure to Ottaviano | 1,212.85 mi (1,951.90 km) |
| Soure to Ovada | 935.46 mi (1,505.47 km) |
| Soure to Ozieri | 928.31 mi (1,493.97 km) |
| Soure to Paceco | 1,143.36 mi (1,840.07 km) |
