| University Heights to Oerlinghausen | 4,052.45 mi (6,521.79 km) |
| University Heights to Oestrich-Winkel | 4,093.05 mi (6,587.12 km) |
| University Heights to Offenburg | 4,142.97 mi (6,667.46 km) |
| University Heights to Oftersheim | 4,137.29 mi (6,658.32 km) |
| University Heights to Ohrdruf | 4,168.76 mi (6,708.97 km) |
| University Heights to Ohringen | 4,178.85 mi (6,725.21 km) |
| University Heights to Olbernhau | 4,271.65 mi (6,874.56 km) |
| University Heights to Olching | 4,285.55 mi (6,896.92 km) |
| University Heights to Oldenburg | 3,997.19 mi (6,432.86 km) |
| University Heights to Oldenburg in Holstein | 4,055.38 mi (6,526.50 km) |
| University Heights to Olfen | 4,012.47 mi (6,457.45 km) |
| University Heights to Olpe | 4,052.55 mi (6,521.94 km) |
| University Heights to Olsberg | 4,066.11 mi (6,543.77 km) |
| University Heights to Oranienburg | 4,192.47 mi (6,747.13 km) |
| University Heights to Ortenberg | 4,121.53 mi (6,632.96 km) |
