| Cristuru Secuiesc to Olympia Heights (Florida) | 5,627.49 mi (9,056.58 km) |
| Cristuru Secuiesc to Omaha (Nebraska) | 5,386.74 mi (8,669.12 km) |
| Cristuru Secuiesc to On Top of the World Designated Place (Florida) | 5,534.63 mi (8,907.13 km) |
| Cristuru Secuiesc to Onalaska (Wisconsin) | 5,091.08 mi (8,193.30 km) |
| Cristuru Secuiesc to Oneida (New York) | 4,589.24 mi (7,385.67 km) |
| Cristuru Secuiesc to Oneonta (New York) | 4,595.68 mi (7,396.03 km) |
| Cristuru Secuiesc to Ontario (California) | 6,418.37 mi (10,329.37 km) |
| Cristuru Secuiesc to Ontario (Oregon) | 5,778.84 mi (9,300.14 km) |
| Cristuru Secuiesc to Opa-locka (Florida) | 5,615.02 mi (9,036.50 km) |
| Cristuru Secuiesc to Opelika (Alabama) | 5,472.84 mi (8,807.68 km) |
| Cristuru Secuiesc to Opelousas (Louisiana) | 5,838.36 mi (9,395.94 km) |
| Cristuru Secuiesc to Orange (California) | 6,438.32 mi (10,361.47 km) |
| Cristuru Secuiesc to Orange (Texas) | 5,921.69 mi (9,530.05 km) |
| Cristuru Secuiesc to Orange City (Florida) | 5,502.85 mi (8,855.98 km) |
| Cristuru Secuiesc to Orangeburg (South Carolina) | 5,254.82 mi (8,456.81 km) |
