| Fully to Orangevale (California) | 5,761.62 mi (9,272.43 km) |
| Fully to Orchards (Washington) | 5,392.93 mi (8,679.08 km) |
| Fully to Orcutt (California) | 5,957.94 mi (9,588.38 km) |
| Fully to Oregon (Ohio) | 4,262.58 mi (6,859.96 km) |
| Fully to Oregon (Wisconsin) | 4,443.37 mi (7,150.91 km) |
| Fully to Oregon City (Oregon) | 5,414.67 mi (8,714.08 km) |
| Fully to Orem (Utah) | 5,374.61 mi (8,649.59 km) |
| Fully to Orinda (California) | 5,836.67 mi (9,393.22 km) |
| Fully to Orland Park (Illinois) | 4,442.24 mi (7,149.09 km) |
| Fully to Orlando (Florida) | 4,759.68 mi (7,659.97 km) |
| Fully to Ormond Beach (Florida) | 4,711.18 mi (7,581.92 km) |
| Fully to Oro Valley (Arizona) | 5,777.83 mi (9,298.52 km) |
| Fully to Oroville (California) | 5,724.67 mi (9,212.96 km) |
| Fully to Oshkosh (Wisconsin) | 4,362.98 mi (7,021.53 km) |
| Fully to Oskaloosa (Iowa) | 4,643.06 mi (7,472.29 km) |
