| Saint-Gely-du-Fesc to Octeville | 484.38 mi (779.54 km) |
| Saint-Gely-du-Fesc to Oignies | 469.80 mi (756.06 km) |
| Saint-Gely-du-Fesc to Oissel | 411.07 mi (661.55 km) |
| Saint-Gely-du-Fesc to Olivet | 302.48 mi (486.80 km) |
| Saint-Gely-du-Fesc to Ollioules | 109.31 mi (175.92 km) |
| Saint-Gely-du-Fesc to Olonne-sur-Mer | 335.43 mi (539.83 km) |
| Saint-Gely-du-Fesc to Oloron-Sainte-Marie | 224.00 mi (360.49 km) |
| Saint-Gely-du-Fesc to Onet Village | 76.11 mi (122.49 km) |
| Saint-Gely-du-Fesc to Onnaing | 462.72 mi (744.68 km) |
| Saint-Gely-du-Fesc to Orange | 58.70 mi (94.46 km) |
| Saint-Gely-du-Fesc to Orchies | 469.37 mi (755.37 km) |
| Saint-Gely-du-Fesc to Orleans | 304.89 mi (490.68 km) |
| Saint-Gely-du-Fesc to Orly | 355.50 mi (572.12 km) |
| Saint-Gely-du-Fesc to Ormesson-sur-Marne | 357.10 mi (574.69 km) |
| Saint-Gely-du-Fesc to Orsay | 354.41 mi (570.36 km) |
