| Wilsonville to Orbetello | 5,744.87 mi (9,245.47 km) |
| Wilsonville to Oria | 6,021.76 mi (9,691.08 km) |
| Wilsonville to Oristano | 5,823.47 mi (9,371.97 km) |
| Wilsonville to Orta Nova | 5,924.76 mi (9,534.99 km) |
| Wilsonville to Orte | 5,773.80 mi (9,292.03 km) |
| Wilsonville to Ortona | 5,830.77 mi (9,383.71 km) |
| Wilsonville to Orvieto | 5,751.35 mi (9,255.90 km) |
| Wilsonville to Orzinuovi | 5,536.87 mi (8,910.73 km) |
| Wilsonville to Osimo | 5,739.79 mi (9,237.30 km) |
| Wilsonville to Ospitaletto | 5,531.28 mi (8,901.74 km) |
| Wilsonville to Ostuni | 6,006.18 mi (9,666.01 km) |
| Wilsonville to Ottaviano | 5,923.63 mi (9,533.17 km) |
| Wilsonville to Ovada | 5,548.15 mi (8,928.88 km) |
| Wilsonville to Ozieri | 5,795.14 mi (9,326.37 km) |
| Wilsonville to Paceco | 6,046.55 mi (9,730.98 km) |
