| South Lake Tahoe to Octeville | 5,260.38 mi (8,465.76 km) |
| South Lake Tahoe to Oignies | 5,359.42 mi (8,625.15 km) |
| South Lake Tahoe to Oissel | 5,359.71 mi (8,625.62 km) |
| South Lake Tahoe to Olivet | 5,459.87 mi (8,786.81 km) |
| South Lake Tahoe to Ollioules | 5,831.76 mi (9,385.31 km) |
| South Lake Tahoe to Olonne-sur-Mer | 5,408.16 mi (8,703.59 km) |
| South Lake Tahoe to Oloron-Sainte-Marie | 5,614.22 mi (9,035.21 km) |
| South Lake Tahoe to Onet Village | 5,662.05 mi (9,112.18 km) |
| South Lake Tahoe to Onnaing | 5,381.32 mi (8,660.40 km) |
| South Lake Tahoe to Orange | 5,745.53 mi (9,246.53 km) |
| South Lake Tahoe to Orchies | 5,366.48 mi (8,636.52 km) |
| South Lake Tahoe to Orleans | 5,458.16 mi (8,784.06 km) |
| South Lake Tahoe to Orly | 5,430.00 mi (8,738.74 km) |
| South Lake Tahoe to Ormesson-sur-Marne | 5,432.29 mi (8,742.42 km) |
| South Lake Tahoe to Orsay | 5,426.07 mi (8,732.41 km) |
