| White Oak to Orbetello | 4,723.84 mi (7,602.29 km) |
| White Oak to Oria | 5,071.57 mi (8,161.90 km) |
| White Oak to Oristano | 4,707.75 mi (7,576.39 km) |
| White Oak to Orta Nova | 4,956.94 mi (7,977.42 km) |
| White Oak to Orte | 4,772.47 mi (7,680.55 km) |
| White Oak to Ortona | 4,860.90 mi (7,822.86 km) |
| White Oak to Orvieto | 4,750.81 mi (7,645.70 km) |
| White Oak to Orzinuovi | 4,558.73 mi (7,336.57 km) |
| White Oak to Osimo | 4,777.83 mi (7,689.18 km) |
| White Oak to Ospitaletto | 4,558.74 mi (7,336.58 km) |
| White Oak to Ostuni | 5,059.62 mi (8,142.68 km) |
| White Oak to Ottaviano | 4,924.89 mi (7,925.85 km) |
| White Oak to Ovada | 4,533.36 mi (7,295.74 km) |
| White Oak to Ozieri | 4,699.95 mi (7,563.83 km) |
| White Oak to Paceco | 4,958.20 mi (7,979.46 km) |
