| Brig-Glis to Octeville | 499.40 mi (803.71 km) |
| Brig-Glis to Oignies | 366.40 mi (589.66 km) |
| Brig-Glis to Oissel | 381.07 mi (613.28 km) |
| Brig-Glis to Olivet | 304.62 mi (490.24 km) |
| Brig-Glis to Ollioules | 242.92 mi (390.94 km) |
| Brig-Glis to Olonne-sur-Mer | 463.80 mi (746.41 km) |
| Brig-Glis to Oloron-Sainte-Marie | 472.39 mi (760.24 km) |
| Brig-Glis to Onet Village | 293.62 mi (472.53 km) |
| Brig-Glis to Onnaing | 345.35 mi (555.78 km) |
| Brig-Glis to Orange | 215.04 mi (346.07 km) |
| Brig-Glis to Orchies | 359.67 mi (578.83 km) |
| Brig-Glis to Orleans | 305.10 mi (491.02 km) |
| Brig-Glis to Orly | 309.30 mi (497.77 km) |
| Brig-Glis to Ormesson-sur-Marne | 305.15 mi (491.08 km) |
| Brig-Glis to Orsay | 315.82 mi (508.27 km) |
