| Cheney to Olympia Heights (Florida) | 2,517.06 mi (4,050.82 km) |
| Cheney to Omaha (Nebraska) | 1,142.11 mi (1,838.05 km) |
| Cheney to On Top of the World Designated Place (Florida) | 2,267.06 mi (3,648.48 km) |
| Cheney to Onalaska (Wisconsin) | 1,290.37 mi (2,076.65 km) |
| Cheney to Oneida (New York) | 2,035.17 mi (3,275.30 km) |
| Cheney to Oneonta (New York) | 2,080.21 mi (3,347.77 km) |
| Cheney to Ontario (California) | 929.36 mi (1,495.66 km) |
| Cheney to Ontario (Oregon) | 241.11 mi (388.03 km) |
| Cheney to Opa-locka (Florida) | 2,511.86 mi (4,042.45 km) |
| Cheney to Opelika (Alabama) | 1,966.09 mi (3,164.11 km) |
| Cheney to Opelousas (Louisiana) | 1,787.38 mi (2,876.51 km) |
| Cheney to Orange (California) | 945.72 mi (1,521.98 km) |
| Cheney to Orange (Texas) | 1,742.97 mi (2,805.04 km) |
| Cheney to Orange City (Florida) | 2,318.79 mi (3,731.73 km) |
| Cheney to Orangeburg (South Carolina) | 2,131.36 mi (3,430.10 km) |
