| Summit to Octeville | 3,454.71 mi (5,559.82 km) |
| Summit to Oignies | 3,627.75 mi (5,838.29 km) |
| Summit to Oissel | 3,576.77 mi (5,756.25 km) |
| Summit to Olivet | 3,648.86 mi (5,872.28 km) |
| Summit to Ollioules | 3,959.91 mi (6,372.86 km) |
| Summit to Olonne-sur-Mer | 3,523.17 mi (5,670.00 km) |
| Summit to Oloron-Sainte-Marie | 3,665.80 mi (5,899.53 km) |
| Summit to Onet Village | 3,776.83 mi (6,078.22 km) |
| Summit to Onnaing | 3,654.57 mi (5,881.46 km) |
| Summit to Orange | 3,882.43 mi (6,248.17 km) |
| Summit to Orchies | 3,637.87 mi (5,854.59 km) |
| Summit to Orleans | 3,648.21 mi (5,871.22 km) |
| Summit to Orly | 3,646.75 mi (5,868.88 km) |
| Summit to Ormesson-sur-Marne | 3,651.80 mi (5,877.00 km) |
| Summit to Orsay | 3,639.27 mi (5,856.83 km) |
