| Halver to Octeville | 415.02 mi (667.92 km) |
| Halver to Oignies | 201.33 mi (324.01 km) |
| Halver to Oissel | 308.86 mi (497.07 km) |
| Halver to Olivet | 338.83 mi (545.29 km) |
| Halver to Ollioules | 560.93 mi (902.72 km) |
| Halver to Olonne-sur-Mer | 528.02 mi (849.76 km) |
| Halver to Oloron-Sainte-Marie | 668.75 mi (1,076.25 km) |
| Halver to Onet Village | 522.30 mi (840.56 km) |
| Halver to Onnaing | 177.68 mi (285.95 km) |
| Halver to Orange | 502.13 mi (808.10 km) |
| Halver to Orchies | 190.64 mi (306.81 km) |
| Halver to Orleans | 336.68 mi (541.84 km) |
| Halver to Orly | 281.43 mi (452.92 km) |
| Halver to Ormesson-sur-Marne | 274.46 mi (441.69 km) |
| Halver to Orsay | 290.73 mi (467.89 km) |
