| Sunne to Orbetello | 1,204.56 mi (1,938.55 km) |
| Sunne to Oria | 1,349.82 mi (2,172.32 km) |
| Sunne to Oristano | 1,390.85 mi (2,238.35 km) |
| Sunne to Orta Nova | 1,283.15 mi (2,065.04 km) |
| Sunne to Orte | 1,200.78 mi (1,932.46 km) |
| Sunne to Ortona | 1,209.17 mi (1,945.98 km) |
| Sunne to Orvieto | 1,183.32 mi (1,904.37 km) |
| Sunne to Orzinuovi | 1,005.95 mi (1,618.91 km) |
| Sunne to Osimo | 1,129.77 mi (1,818.19 km) |
| Sunne to Ospitaletto | 994.54 mi (1,600.55 km) |
| Sunne to Ostuni | 1,333.50 mi (2,146.06 km) |
| Sunne to Ottaviano | 1,312.89 mi (2,112.89 km) |
| Sunne to Ovada | 1,066.24 mi (1,715.94 km) |
| Sunne to Ozieri | 1,341.79 mi (2,159.39 km) |
| Sunne to Paceco | 1,509.91 mi (2,429.96 km) |
