| Sinalunga to Octeville | 774.12 mi (1,245.83 km) |
| Sinalunga to Oignies | 648.47 mi (1,043.62 km) |
| Sinalunga to Oissel | 660.24 mi (1,062.56 km) |
| Sinalunga to Olivet | 573.35 mi (922.71 km) |
| Sinalunga to Ollioules | 296.57 mi (477.29 km) |
| Sinalunga to Olonne-sur-Mer | 698.85 mi (1,124.70 km) |
| Sinalunga to Oloron-Sainte-Marie | 620.91 mi (999.26 km) |
| Sinalunga to Onet Village | 462.46 mi (744.25 km) |
| Sinalunga to Onnaing | 626.54 mi (1,008.32 km) |
| Sinalunga to Orange | 351.68 mi (565.97 km) |
| Sinalunga to Orchies | 641.34 mi (1,032.13 km) |
| Sinalunga to Orleans | 574.37 mi (924.36 km) |
| Sinalunga to Orly | 588.28 mi (946.75 km) |
| Sinalunga to Ormesson-sur-Marne | 584.77 mi (941.10 km) |
| Sinalunga to Orsay | 593.92 mi (955.83 km) |
