| Salo to Oria | 1,393.93 mi (2,243.31 km) |
| Salo to Oristano | 1,546.47 mi (2,488.81 km) |
| Salo to Orta Nova | 1,353.70 mi (2,178.57 km) |
| Salo to Orte | 1,318.20 mi (2,121.44 km) |
| Salo to Ortona | 1,299.12 mi (2,090.74 km) |
| Salo to Orvieto | 1,305.15 mi (2,100.43 km) |
| Salo to Orzinuovi | 1,167.42 mi (1,878.78 km) |
| Salo to Osimo | 1,234.96 mi (1,987.48 km) |
| Salo to Ospitaletto | 1,154.90 mi (1,858.62 km) |
| Salo to Ostuni | 1,378.33 mi (2,218.21 km) |
| Salo to Ottaviano | 1,399.25 mi (2,251.87 km) |
| Salo to Ovada | 1,240.52 mi (1,996.42 km) |
| Salo to Ozieri | 1,495.04 mi (2,406.03 km) |
| Salo to Paceco | 1,615.21 mi (2,599.43 km) |
| Salo to Pachino | 1,673.24 mi (2,692.81 km) |
