| Ii to Oakley (California) | 5,082.15 mi (8,178.93 km) |
| Ii to Oakton (Virginia) | 4,149.57 mi (6,678.09 km) |
| Ii to Oakville (Missouri) | 4,488.53 mi (7,223.59 km) |
| Ii to Oatfield (Oregon) | 4,595.40 mi (7,395.58 km) |
| Ii to Ocala (Florida) | 4,873.64 mi (7,843.36 km) |
| Ii to Ocean Acres (New Jersey) | 4,020.62 mi (6,470.56 km) |
| Ii to Ocean City (New Jersey) | 4,057.63 mi (6,530.12 km) |
| Ii to Ocean Pines (Maryland) | 4,125.28 mi (6,639.00 km) |
| Ii to Ocean Pointe (Hawaii) | 6,448.44 mi (10,377.76 km) |
| Ii to Ocean Springs (Mississippi) | 4,960.16 mi (7,982.61 km) |
| Ii to Oceanside (California) | 5,340.11 mi (8,594.07 km) |
| Ii to Oceanside (New York) | 3,950.37 mi (6,357.50 km) |
| Ii to Ocoee (Florida) | 4,895.31 mi (7,878.24 km) |
| Ii to Oconomowoc (Wisconsin) | 4,157.18 mi (6,690.34 km) |
| Ii to Odenton (Maryland) | 4,123.36 mi (6,635.91 km) |
