| Reno to Octeville | 5,222.04 mi (8,404.06 km) |
| Reno to Oignies | 5,320.19 mi (8,562.02 km) |
| Reno to Oissel | 5,321.01 mi (8,563.34 km) |
| Reno to Olivet | 5,421.37 mi (8,724.85 km) |
| Reno to Ollioules | 5,793.59 mi (9,323.87 km) |
| Reno to Olonne-sur-Mer | 5,370.61 mi (8,643.16 km) |
| Reno to Oloron-Sainte-Marie | 5,577.31 mi (8,975.82 km) |
| Reno to Onet Village | 5,624.22 mi (9,051.31 km) |
| Reno to Onnaing | 5,342.02 mi (8,597.16 km) |
| Reno to Orange | 5,707.34 mi (9,185.07 km) |
| Reno to Orchies | 5,327.22 mi (8,573.33 km) |
| Reno to Orleans | 5,419.65 mi (8,722.08 km) |
| Reno to Orly | 5,391.23 mi (8,676.34 km) |
| Reno to Ormesson-sur-Marne | 5,393.48 mi (8,679.97 km) |
| Reno to Orsay | 5,387.34 mi (8,670.08 km) |
