| Salisbury to Orbetello | 854.65 mi (1,375.43 km) |
| Salisbury to Oria | 1,180.89 mi (1,900.46 km) |
| Salisbury to Oristano | 918.83 mi (1,478.71 km) |
| Salisbury to Orta Nova | 1,069.24 mi (1,720.77 km) |
| Salisbury to Orte | 893.91 mi (1,438.61 km) |
| Salisbury to Ortona | 971.74 mi (1,563.86 km) |
| Salisbury to Orvieto | 871.33 mi (1,402.26 km) |
| Salisbury to Orzinuovi | 665.48 mi (1,070.99 km) |
| Salisbury to Osimo | 884.51 mi (1,423.48 km) |
| Salisbury to Ospitaletto | 663.83 mi (1,068.33 km) |
| Salisbury to Ostuni | 1,167.73 mi (1,879.29 km) |
| Salisbury to Ottaviano | 1,048.89 mi (1,688.03 km) |
| Salisbury to Ovada | 655.78 mi (1,055.37 km) |
| Salisbury to Ozieri | 889.55 mi (1,431.59 km) |
| Salisbury to Paceco | 1,143.14 mi (1,839.70 km) |
