| Risch to Octeville | 492.69 mi (792.91 km) |
| Risch to Oignies | 337.64 mi (543.38 km) |
| Risch to Oissel | 370.20 mi (595.78 km) |
| Risch to Olivet | 308.80 mi (496.97 km) |
| Risch to Ollioules | 303.79 mi (488.90 km) |
| Risch to Olonne-sur-Mer | 483.75 mi (778.52 km) |
| Risch to Oloron-Sainte-Marie | 517.40 mi (832.67 km) |
| Risch to Onet Village | 340.42 mi (547.85 km) |
| Risch to Onnaing | 314.16 mi (505.59 km) |
| Risch to Orange | 271.33 mi (436.67 km) |
| Risch to Orchies | 329.65 mi (530.51 km) |
| Risch to Orleans | 308.75 mi (496.88 km) |
| Risch to Orly | 300.52 mi (483.65 km) |
| Risch to Ormesson-sur-Marne | 295.28 mi (475.20 km) |
| Risch to Orsay | 308.37 mi (496.28 km) |
