| Colton to Olympia Heights (Florida) | 2,275.82 mi (3,662.58 km) |
| Colton to Omaha (Nebraska) | 1,261.43 mi (2,030.07 km) |
| Colton to On Top of the World Designated Place (Florida) | 2,080.29 mi (3,347.91 km) |
| Colton to Onalaska (Wisconsin) | 1,549.88 mi (2,494.30 km) |
| Colton to Oneida (New York) | 2,309.83 mi (3,717.31 km) |
| Colton to Oneonta (New York) | 2,339.47 mi (3,765.02 km) |
| Colton to Ontario (California) | 16.11 mi (25.93 km) |
| Colton to Ontario (Oregon) | 689.26 mi (1,109.25 km) |
| Colton to Opa-locka (Florida) | 2,275.77 mi (3,662.50 km) |
| Colton to Opelika (Alabama) | 1,838.81 mi (2,959.28 km) |
| Colton to Opelousas (Louisiana) | 1,490.57 mi (2,398.85 km) |
| Colton to Orange (California) | 33.29 mi (53.57 km) |
| Colton to Orange (Texas) | 1,402.62 mi (2,257.30 km) |
| Colton to Orange City (Florida) | 2,141.23 mi (3,445.98 km) |
| Colton to Orangeburg (South Carolina) | 2,083.06 mi (3,352.36 km) |
