| Sezze to Olympia Heights (Florida) | 5,228.23 mi (8,414.03 km) |
| Sezze to Omaha (Nebraska) | 5,207.44 mi (8,380.57 km) |
| Sezze to On Top of the World Designated Place (Florida) | 5,171.98 mi (8,323.50 km) |
| Sezze to Onalaska (Wisconsin) | 4,902.65 mi (7,890.06 km) |
| Sezze to Oneida (New York) | 4,305.19 mi (6,928.53 km) |
| Sezze to Oneonta (New York) | 4,302.57 mi (6,924.32 km) |
| Sezze to Ontario (California) | 6,351.35 mi (10,221.51 km) |
| Sezze to Ontario (Oregon) | 5,765.92 mi (9,279.35 km) |
| Sezze to Opa-locka (Florida) | 5,216.50 mi (8,395.14 km) |
| Sezze to Opelika (Alabama) | 5,156.59 mi (8,298.74 km) |
| Sezze to Opelousas (Louisiana) | 5,550.30 mi (8,932.34 km) |
| Sezze to Orange (California) | 6,371.76 mi (10,254.35 km) |
| Sezze to Orange (Texas) | 5,642.34 mi (9,080.46 km) |
| Sezze to Orange City (Florida) | 5,132.75 mi (8,260.37 km) |
| Sezze to Orangeburg (South Carolina) | 4,917.19 mi (7,913.45 km) |
