| Delbruck to Octeville | 470.19 mi (756.69 km) |
| Delbruck to Oignies | 257.72 mi (414.76 km) |
| Delbruck to Oissel | 368.20 mi (592.57 km) |
| Delbruck to Olivet | 401.00 mi (645.35 km) |
| Delbruck to Ollioules | 609.37 mi (980.68 km) |
| Delbruck to Olonne-sur-Mer | 589.78 mi (949.16 km) |
| Delbruck to Oloron-Sainte-Marie | 729.75 mi (1,174.42 km) |
| Delbruck to Onet Village | 580.54 mi (934.28 km) |
| Delbruck to Onnaing | 235.72 mi (379.36 km) |
| Delbruck to Orange | 554.81 mi (892.88 km) |
| Delbruck to Orchies | 247.42 mi (398.18 km) |
| Delbruck to Orleans | 398.85 mi (641.89 km) |
| Delbruck to Orly | 343.33 mi (552.53 km) |
| Delbruck to Ormesson-sur-Marne | 336.38 mi (541.36 km) |
| Delbruck to Orsay | 352.55 mi (567.38 km) |
