| Ortahisar to Odessa (Texas) | 6,843.36 mi (11,013.32 km) |
| Ortahisar to Ogden (Utah) | 6,537.48 mi (10,521.06 km) |
| Ortahisar to Oildale (California) | 7,055.39 mi (11,354.55 km) |
| Ortahisar to Ojus (Florida) | 6,313.32 mi (10,160.31 km) |
| Ortahisar to Okemos (Michigan) | 5,652.15 mi (9,096.26 km) |
| Ortahisar to Oklahoma City (Oklahoma) | 6,482.75 mi (10,432.98 km) |
| Ortahisar to Okmulgee (Oklahoma) | 6,425.02 mi (10,340.07 km) |
| Ortahisar to Olathe (Kansas) | 6,204.74 mi (9,985.57 km) |
| Ortahisar to Old Jamestown (Missouri) | 6,055.70 mi (9,745.71 km) |
| Ortahisar to Oldsmar (Florida) | 6,318.32 mi (10,168.35 km) |
| Ortahisar to Olean (New York) | 5,465.76 mi (8,796.30 km) |
| Ortahisar to Olive Branch (Mississippi) | 6,245.95 mi (10,051.89 km) |
| Ortahisar to Olivehurst (California) | 6,864.12 mi (11,046.73 km) |
| Ortahisar to Olney (Maryland) | 5,551.44 mi (8,934.17 km) |
| Ortahisar to Olympia (Washington) | 6,361.04 mi (10,237.11 km) |
