| University Heights to Olympia (Washington) | 2,057.13 mi (3,310.64 km) |
| University Heights to Olympia Heights (Florida) | 1,091.80 mi (1,757.08 km) |
| University Heights to Omaha (Nebraska) | 751.96 mi (1,210.16 km) |
| University Heights to On Top of the World Designated Place (Florida) | 857.04 mi (1,379.26 km) |
| University Heights to Onalaska (Wisconsin) | 517.93 mi (833.53 km) |
| University Heights to Oneida (New York) | 319.38 mi (514.00 km) |
| University Heights to Oneonta (New York) | 338.73 mi (545.13 km) |
| University Heights to Ontario (California) | 2,020.52 mi (3,251.71 km) |
| University Heights to Ontario (Oregon) | 1,792.43 mi (2,884.64 km) |
| University Heights to Opa-locka (Florida) | 1,079.99 mi (1,738.08 km) |
| University Heights to Opelika (Alabama) | 645.85 mi (1,039.39 km) |
| University Heights to Opelousas (Louisiana) | 958.55 mi (1,542.64 km) |
| University Heights to Orange (California) | 2,038.70 mi (3,280.97 km) |
| University Heights to Orange (Texas) | 1,040.24 mi (1,674.11 km) |
| University Heights to Orange City (Florida) | 867.92 mi (1,396.79 km) |
