| Orta Nova to Oak Harbor (Washington) | 5,742.98 mi (9,242.43 km) |
| Orta Nova to Oak Hills (Oregon) | 5,912.74 mi (9,515.63 km) |
| Orta Nova to Oak Lawn (Illinois) | 4,975.09 mi (8,006.64 km) |
| Orta Nova to Oak Park (California) | 6,472.56 mi (10,416.58 km) |
| Orta Nova to Oak Park (Illinois) | 4,968.89 mi (7,996.65 km) |
| Orta Nova to Oak Park (Michigan) | 4,759.56 mi (7,659.78 km) |
| Orta Nova to Oak Ridge (Florida) | 5,287.73 mi (8,509.78 km) |
| Orta Nova to Oak Ridge (New Jersey) | 4,452.25 mi (7,165.20 km) |
| Orta Nova to Oak Ridge (Tennessee) | 5,085.66 mi (8,184.58 km) |
| Orta Nova to Oakdale (California) | 6,323.74 mi (10,177.08 km) |
| Orta Nova to Oakdale (Minnesota) | 5,025.39 mi (8,087.59 km) |
| Orta Nova to Oakland (California) | 6,360.20 mi (10,235.75 km) |
| Orta Nova to Oakland (New Jersey) | 4,441.16 mi (7,147.35 km) |
| Orta Nova to Oakland Park (Florida) | 5,330.17 mi (8,578.07 km) |
| Orta Nova to Oakleaf Plantation (Florida) | 5,231.82 mi (8,419.79 km) |
