| University Heights to Octeville | 3,720.62 mi (5,987.75 km) |
| University Heights to Oignies | 3,882.20 mi (6,247.80 km) |
| University Heights to Oissel | 3,840.23 mi (6,180.25 km) |
| University Heights to Olivet | 3,918.81 mi (6,306.72 km) |
| University Heights to Ollioules | 4,245.44 mi (6,832.37 km) |
| University Heights to Olonne-sur-Mer | 3,805.51 mi (6,124.38 km) |
| University Heights to Oloron-Sainte-Marie | 3,962.07 mi (6,376.34 km) |
| University Heights to Onet Village | 4,062.56 mi (6,538.05 km) |
| University Heights to Onnaing | 3,908.54 mi (6,290.19 km) |
| University Heights to Orange | 4,165.38 mi (6,703.53 km) |
| University Heights to Orchies | 3,891.92 mi (6,263.44 km) |
| University Heights to Orleans | 3,917.94 mi (6,305.32 km) |
| University Heights to Orly | 3,911.38 mi (6,294.75 km) |
| University Heights to Ormesson-sur-Marne | 3,915.98 mi (6,302.15 km) |
| University Heights to Orsay | 3,904.45 mi (6,283.61 km) |
