| Viadana to Oakley (California) | 5,981.52 mi (9,626.33 km) |
| Viadana to Oakton (Virginia) | 4,306.90 mi (6,931.29 km) |
| Viadana to Oakville (Missouri) | 4,866.75 mi (7,832.28 km) |
| Viadana to Oatfield (Oregon) | 5,569.22 mi (8,962.79 km) |
| Viadana to Ocala (Florida) | 4,947.78 mi (7,962.68 km) |
| Viadana to Ocean Acres (New Jersey) | 4,141.75 mi (6,665.50 km) |
| Viadana to Ocean City (New Jersey) | 4,174.79 mi (6,718.67 km) |
| Viadana to Ocean Pines (Maryland) | 4,234.51 mi (6,814.78 km) |
| Viadana to Ocean Pointe (Hawaii) | 7,803.36 mi (12,558.29 km) |
| Viadana to Ocean Springs (Mississippi) | 5,182.46 mi (8,340.36 km) |
| Viadana to Oceanside (California) | 6,124.54 mi (9,856.49 km) |
| Viadana to Oceanside (New York) | 4,078.57 mi (6,563.83 km) |
| Viadana to Ocoee (Florida) | 4,947.47 mi (7,962.18 km) |
| Viadana to Oconomowoc (Wisconsin) | 4,582.73 mi (7,375.18 km) |
| Viadana to Odenton (Maryland) | 4,273.42 mi (6,877.41 km) |
