| Ketsch to Octeville | 456.70 mi (734.98 km) |
| Ketsch to Oignies | 257.92 mi (415.07 km) |
| Ketsch to Oissel | 334.81 mi (538.83 km) |
| Ketsch to Olivet | 320.14 mi (515.21 km) |
| Ketsch to Ollioules | 448.87 mi (722.38 km) |
| Ketsch to Olonne-sur-Mer | 514.92 mi (828.69 km) |
| Ketsch to Oloron-Sainte-Marie | 609.38 mi (980.70 km) |
| Ketsch to Onet Village | 444.79 mi (715.82 km) |
| Ketsch to Onnaing | 230.77 mi (371.39 km) |
| Ketsch to Orange | 401.79 mi (646.61 km) |
| Ketsch to Orchies | 247.40 mi (398.15 km) |
| Ketsch to Orleans | 318.81 mi (513.07 km) |
| Ketsch to Orly | 281.27 mi (452.66 km) |
| Ketsch to Ormesson-sur-Marne | 274.22 mi (441.31 km) |
| Ketsch to Orsay | 291.07 mi (468.43 km) |
