| Ospitaletto to Oak Harbor (Washington) | 5,352.21 mi (8,613.55 km) |
| Ospitaletto to Oak Hills (Oregon) | 5,519.54 mi (8,882.84 km) |
| Ospitaletto to Oak Lawn (Illinois) | 4,572.53 mi (7,358.77 km) |
| Ospitaletto to Oak Park (California) | 6,068.48 mi (9,766.28 km) |
| Ospitaletto to Oak Park (Illinois) | 4,566.17 mi (7,348.54 km) |
| Ospitaletto to Oak Park (Michigan) | 4,358.77 mi (7,014.77 km) |
| Ospitaletto to Oak Ridge (Florida) | 4,910.72 mi (7,903.05 km) |
| Ospitaletto to Oak Ridge (New Jersey) | 4,059.75 mi (6,533.53 km) |
| Ospitaletto to Oak Ridge (Tennessee) | 4,691.90 mi (7,550.88 km) |
| Ospitaletto to Oakdale (California) | 5,922.79 mi (9,531.80 km) |
| Ospitaletto to Oakdale (Minnesota) | 4,619.52 mi (7,434.39 km) |
| Ospitaletto to Oakland (California) | 5,960.37 mi (9,592.28 km) |
| Ospitaletto to Oakland (New Jersey) | 4,048.89 mi (6,516.06 km) |
| Ospitaletto to Oakland Park (Florida) | 4,960.31 mi (7,982.84 km) |
| Ospitaletto to Oakleaf Plantation (Florida) | 4,850.77 mi (7,806.55 km) |
