| University Heights to Orbetello | 4,499.88 mi (7,241.85 km) |
| University Heights to Oria | 4,846.96 mi (7,800.43 km) |
| University Heights to Oristano | 4,486.01 mi (7,219.53 km) |
| University Heights to Orta Nova | 4,732.44 mi (7,616.12 km) |
| University Heights to Orte | 4,548.23 mi (7,319.66 km) |
| University Heights to Ortona | 4,636.28 mi (7,461.38 km) |
| University Heights to Orvieto | 4,526.52 mi (7,284.73 km) |
| University Heights to Orzinuovi | 4,333.80 mi (6,974.58 km) |
| University Heights to Osimo | 4,552.98 mi (7,327.32 km) |
| University Heights to Ospitaletto | 4,333.74 mi (6,974.48 km) |
| University Heights to Ostuni | 4,834.95 mi (7,781.10 km) |
| University Heights to Ottaviano | 4,700.86 mi (7,565.31 km) |
| University Heights to Ovada | 4,308.95 mi (6,934.59 km) |
| University Heights to Ozieri | 4,477.61 mi (7,206.02 km) |
| University Heights to Paceco | 4,736.30 mi (7,622.34 km) |
