| Winston-Salem to Octeville | 3,902.56 mi (6,280.56 km) |
| Winston-Salem to Oignies | 4,077.27 mi (6,561.73 km) |
| Winston-Salem to Oissel | 4,024.97 mi (6,477.56 km) |
| Winston-Salem to Olivet | 4,095.70 mi (6,591.39 km) |
| Winston-Salem to Ollioules | 4,401.89 mi (7,084.16 km) |
| Winston-Salem to Olonne-sur-Mer | 3,966.79 mi (6,383.94 km) |
| Winston-Salem to Oloron-Sainte-Marie | 4,103.87 mi (6,604.55 km) |
| Winston-Salem to Onet Village | 4,218.98 mi (6,789.79 km) |
| Winston-Salem to Onnaing | 4,104.14 mi (6,604.97 km) |
| Winston-Salem to Orange | 4,325.40 mi (6,961.06 km) |
| Winston-Salem to Orchies | 4,087.45 mi (6,578.11 km) |
| Winston-Salem to Orleans | 4,095.09 mi (6,590.41 km) |
| Winston-Salem to Orly | 4,094.69 mi (6,589.76 km) |
| Winston-Salem to Ormesson-sur-Marne | 4,099.82 mi (6,598.02 km) |
| Winston-Salem to Orsay | 4,087.10 mi (6,577.56 km) |
