| Xenia to Olympia (Washington) | 1,999.38 mi (3,217.69 km) |
| Xenia to Olympia Heights (Florida) | 986.70 mi (1,587.94 km) |
| Xenia to Omaha (Nebraska) | 645.32 mi (1,038.55 km) |
| Xenia to On Top of the World Designated Place (Florida) | 736.83 mi (1,185.81 km) |
| Xenia to Onalaska (Wisconsin) | 473.57 mi (762.13 km) |
| Xenia to Oneida (New York) | 488.77 mi (786.61 km) |
| Xenia to Oneonta (New York) | 500.08 mi (804.80 km) |
| Xenia to Ontario (California) | 1,889.83 mi (3,041.39 km) |
| Xenia to Ontario (Oregon) | 1,714.49 mi (2,759.21 km) |
| Xenia to Opa-locka (Florida) | 975.84 mi (1,570.46 km) |
| Xenia to Opelika (Alabama) | 491.69 mi (791.31 km) |
| Xenia to Opelousas (Louisiana) | 781.56 mi (1,257.81 km) |
| Xenia to Orange (California) | 1,907.38 mi (3,069.63 km) |
| Xenia to Orange (Texas) | 862.50 mi (1,388.06 km) |
| Xenia to Orange City (Florida) | 757.79 mi (1,219.55 km) |
