| Carson City to Octeville | 5,241.12 mi (8,434.77 km) |
| Carson City to Oignies | 5,340.26 mi (8,594.32 km) |
| Carson City to Oissel | 5,340.48 mi (8,594.68 km) |
| Carson City to Olivet | 5,440.63 mi (8,755.84 km) |
| Carson City to Ollioules | 5,812.49 mi (9,354.29 km) |
| Carson City to Olonne-sur-Mer | 5,388.85 mi (8,672.51 km) |
| Carson City to Oloron-Sainte-Marie | 5,594.90 mi (9,004.12 km) |
| Carson City to Onet Village | 5,642.75 mi (9,081.13 km) |
| Carson City to Onnaing | 5,362.17 mi (8,629.59 km) |
| Carson City to Orange | 5,726.26 mi (9,215.52 km) |
| Carson City to Orchies | 5,347.33 mi (8,605.70 km) |
| Carson City to Orleans | 5,438.91 mi (8,753.09 km) |
| Carson City to Orly | 5,410.79 mi (8,707.82 km) |
| Carson City to Ormesson-sur-Marne | 5,413.08 mi (8,711.50 km) |
| Carson City to Orsay | 5,406.85 mi (8,701.48 km) |
