| Chalmette to Octeville | 4,603.54 mi (7,408.68 km) |
| Chalmette to Oignies | 4,775.32 mi (7,685.13 km) |
| Chalmette to Oissel | 4,725.48 mi (7,604.93 km) |
| Chalmette to Olivet | 4,797.74 mi (7,721.22 km) |
| Chalmette to Ollioules | 5,106.19 mi (8,217.61 km) |
| Chalmette to Olonne-sur-Mer | 4,670.66 mi (7,516.70 km) |
| Chalmette to Oloron-Sainte-Marie | 4,808.27 mi (7,738.17 km) |
| Chalmette to Onet Village | 4,923.24 mi (7,923.18 km) |
| Chalmette to Onnaing | 4,802.06 mi (7,728.17 km) |
| Chalmette to Orange | 5,029.48 mi (8,094.17 km) |
| Chalmette to Orchies | 4,785.37 mi (7,701.31 km) |
| Chalmette to Orleans | 4,797.09 mi (7,720.17 km) |
| Chalmette to Orly | 4,795.55 mi (7,717.70 km) |
| Chalmette to Ormesson-sur-Marne | 4,800.58 mi (7,725.78 km) |
| Chalmette to Orsay | 4,788.09 mi (7,705.69 km) |
