| Koblenz to Octeville | 413.30 mi (665.15 km) |
| Koblenz to Oignies | 202.82 mi (326.41 km) |
| Koblenz to Oissel | 298.16 mi (479.84 km) |
| Koblenz to Olivet | 309.91 mi (498.76 km) |
| Koblenz to Ollioules | 505.67 mi (813.80 km) |
| Koblenz to Olonne-sur-Mer | 503.65 mi (810.54 km) |
| Koblenz to Oloron-Sainte-Marie | 628.35 mi (1,011.23 km) |
| Koblenz to Onet Village | 475.53 mi (765.29 km) |
| Koblenz to Onnaing | 176.24 mi (283.63 km) |
| Koblenz to Orange | 449.22 mi (722.95 km) |
| Koblenz to Orchies | 191.81 mi (308.68 km) |
| Koblenz to Orleans | 308.04 mi (495.74 km) |
| Koblenz to Orly | 258.57 mi (416.13 km) |
| Koblenz to Ormesson-sur-Marne | 251.36 mi (404.52 km) |
| Koblenz to Orsay | 268.33 mi (431.84 km) |
