| Ortakoy to Olympia Heights (Florida) | 6,291.43 mi (10,125.07 km) |
| Ortakoy to Omaha (Nebraska) | 6,079.49 mi (9,784.00 km) |
| Ortakoy to On Top of the World Designated Place (Florida) | 6,209.90 mi (9,993.87 km) |
| Ortakoy to Onalaska (Wisconsin) | 5,784.49 mi (9,309.23 km) |
| Ortakoy to Oneida (New York) | 5,278.07 mi (8,494.24 km) |
| Ortakoy to Oneonta (New York) | 5,283.29 mi (8,502.63 km) |
| Ortakoy to Ontario (California) | 7,090.62 mi (11,411.25 km) |
| Ortakoy to Ontario (Oregon) | 6,439.10 mi (10,362.73 km) |
| Ortakoy to Opa-locka (Florida) | 6,279.19 mi (10,105.37 km) |
| Ortakoy to Opelika (Alabama) | 6,158.32 mi (9,910.86 km) |
| Ortakoy to Opelousas (Louisiana) | 6,528.50 mi (10,506.61 km) |
| Ortakoy to Orange (California) | 7,110.36 mi (11,443.01 km) |
| Ortakoy to Orange (Texas) | 6,612.86 mi (10,642.37 km) |
| Ortakoy to Orange City (Florida) | 6,175.95 mi (9,939.24 km) |
| Ortakoy to Orangeburg (South Carolina) | 5,935.64 mi (9,552.50 km) |
