| Campia Turzii to Olympia Heights (Florida) | 5,570.60 mi (8,965.01 km) |
| Campia Turzii to Omaha (Nebraska) | 5,336.97 mi (8,589.02 km) |
| Campia Turzii to On Top of the World Designated Place (Florida) | 5,478.50 mi (8,816.79 km) |
| Campia Turzii to Onalaska (Wisconsin) | 5,040.72 mi (8,112.26 km) |
| Campia Turzii to Oneida (New York) | 4,534.98 mi (7,298.35 km) |
| Campia Turzii to Oneonta (New York) | 4,541.14 mi (7,308.26 km) |
| Campia Turzii to Ontario (California) | 6,375.04 mi (10,259.64 km) |
| Campia Turzii to Ontario (Oregon) | 5,738.16 mi (9,234.68 km) |
| Campia Turzii to Opa-locka (Florida) | 5,558.13 mi (8,944.95 km) |
| Campia Turzii to Opelika (Alabama) | 5,417.94 mi (8,719.33 km) |
| Campia Turzii to Opelousas (Louisiana) | 5,784.51 mi (9,309.27 km) |
| Campia Turzii to Orange (California) | 6,395.03 mi (10,291.81 km) |
| Campia Turzii to Orange (Texas) | 5,868.18 mi (9,443.92 km) |
| Campia Turzii to Orange City (Florida) | 5,446.53 mi (8,765.35 km) |
| Campia Turzii to Orangeburg (South Carolina) | 5,199.24 mi (8,367.37 km) |
