| Prineville to Orangeburg (South Carolina) | 2,250.84 mi (3,622.38 km) |
| Prineville to Orangevale (California) | 388.09 mi (624.57 km) |
| Prineville to Orchards (Washington) | 126.04 mi (202.84 km) |
| Prineville to Orcutt (California) | 651.92 mi (1,049.17 km) |
| Prineville to Oregon (Ohio) | 1,884.41 mi (3,032.66 km) |
| Prineville to Oregon (Wisconsin) | 1,567.56 mi (2,522.75 km) |
| Prineville to Oregon City (Oregon) | 111.35 mi (179.19 km) |
| Prineville to Orem (Utah) | 543.21 mi (874.21 km) |
| Prineville to Orinda (California) | 448.68 mi (722.09 km) |
| Prineville to Orland Park (Illinois) | 1,667.72 mi (2,683.94 km) |
| Prineville to Orlando (Florida) | 2,424.30 mi (3,901.53 km) |
| Prineville to Ormond Beach (Florida) | 2,401.45 mi (3,864.75 km) |
| Prineville to Oro Valley (Arizona) | 978.27 mi (1,574.38 km) |
| Prineville to Oroville (California) | 333.51 mi (536.73 km) |
| Prineville to Oshkosh (Wisconsin) | 1,590.62 mi (2,559.85 km) |
