| Olympia Heights to Olympia (Washington) | 2,740.07 mi (4,409.72 km) |
| Olympia Heights to Omaha (Nebraska) | 1,399.73 mi (2,252.65 km) |
| Olympia Heights to On Top of the World Designated Place (Florida) | 262.41 mi (422.31 km) |
| Olympia Heights to Onalaska (Wisconsin) | 1,395.38 mi (2,245.64 km) |
| Olympia Heights to Oneida (New York) | 1,227.71 mi (1,975.81 km) |
| Olympia Heights to Oneonta (New York) | 1,194.07 mi (1,921.67 km) |
| Olympia Heights to Ontario (California) | 2,291.78 mi (3,688.26 km) |
| Olympia Heights to Ontario (Oregon) | 2,402.46 mi (3,866.38 km) |
| Olympia Heights to Opa-locka (Florida) | 13.21 mi (21.26 km) |
| Olympia Heights to Opelika (Alabama) | 567.32 mi (913.02 km) |
| Olympia Heights to Opelousas (Louisiana) | 788.10 mi (1,268.32 km) |
| Olympia Heights to Orange (California) | 2,302.93 mi (3,706.20 km) |
| Olympia Heights to Orange (Texas) | 873.21 mi (1,405.29 km) |
| Olympia Heights to Orange City (Florida) | 229.37 mi (369.13 km) |
| Olympia Heights to Orangeburg (South Carolina) | 537.71 mi (865.36 km) |
