| Segrate to Olympia Heights (Florida) | 4,955.81 mi (7,975.60 km) |
| Segrate to Omaha (Nebraska) | 4,883.54 mi (7,859.30 km) |
| Segrate to On Top of the World Designated Place (Florida) | 4,887.16 mi (7,865.13 km) |
| Segrate to Onalaska (Wisconsin) | 4,579.43 mi (7,369.88 km) |
| Segrate to Oneida (New York) | 3,997.41 mi (6,433.22 km) |
| Segrate to Oneonta (New York) | 3,996.83 mi (6,432.27 km) |
| Segrate to Ontario (California) | 6,018.89 mi (9,686.47 km) |
| Segrate to Ontario (Oregon) | 5,431.75 mi (8,741.56 km) |
| Segrate to Opa-locka (Florida) | 4,943.78 mi (7,956.24 km) |
| Segrate to Opelika (Alabama) | 4,858.58 mi (7,819.13 km) |
| Segrate to Opelousas (Louisiana) | 5,246.33 mi (8,443.15 km) |
| Segrate to Orange (California) | 6,039.29 mi (9,719.29 km) |
| Segrate to Orange (Texas) | 5,336.61 mi (8,588.45 km) |
| Segrate to Orange City (Florida) | 4,850.20 mi (7,805.64 km) |
| Segrate to Orangeburg (South Carolina) | 4,624.35 mi (7,442.18 km) |
