| Ceyhan to Olympia Heights (Florida) | 6,438.63 mi (10,361.98 km) |
| Ceyhan to Omaha (Nebraska) | 6,231.57 mi (10,028.74 km) |
| Ceyhan to On Top of the World Designated Place (Florida) | 6,359.35 mi (10,234.39 km) |
| Ceyhan to Onalaska (Wisconsin) | 5,936.79 mi (9,554.35 km) |
| Ceyhan to Oneida (New York) | 5,430.06 mi (8,738.84 km) |
| Ceyhan to Oneonta (New York) | 5,435.08 mi (8,746.91 km) |
| Ceyhan to Ontario (California) | 7,237.18 mi (11,647.12 km) |
| Ceyhan to Ontario (Oregon) | 6,582.96 mi (10,594.25 km) |
| Ceyhan to Opa-locka (Florida) | 6,426.44 mi (10,342.36 km) |
| Ceyhan to Opelika (Alabama) | 6,309.69 mi (10,154.46 km) |
| Ceyhan to Opelousas (Louisiana) | 6,680.66 mi (10,751.48 km) |
| Ceyhan to Orange (California) | 7,256.86 mi (11,678.79 km) |
| Ceyhan to Orange (Texas) | 6,765.18 mi (10,887.50 km) |
| Ceyhan to Orange City (Florida) | 6,324.99 mi (10,179.10 km) |
| Ceyhan to Orangeburg (South Carolina) | 6,086.19 mi (9,794.77 km) |
