| Delbruck to Oestrich-Winkel | 124.54 mi (200.43 km) |
| Delbruck to Offenburg | 229.73 mi (369.71 km) |
| Delbruck to Oftersheim | 165.56 mi (266.44 km) |
| Delbruck to Ohrdruf | 113.85 mi (183.22 km) |
| Delbruck to Ohringen | 182.02 mi (292.94 km) |
| Delbruck to Olbernhau | 219.80 mi (353.73 km) |
| Delbruck to Olching | 275.01 mi (442.59 km) |
| Delbruck to Oldenburg | 96.31 mi (154.99 km) |
| Delbruck to Oldenburg in Holstein | 199.73 mi (321.43 km) |
| Delbruck to Olfen | 50.75 mi (81.67 km) |
| Delbruck to Olpe | 60.70 mi (97.69 km) |
| Delbruck to Olsberg | 29.01 mi (46.69 km) |
| Delbruck to Oranienburg | 208.91 mi (336.22 km) |
| Delbruck to Ortenberg | 99.77 mi (160.56 km) |
| Delbruck to Oschatz | 197.76 mi (318.26 km) |
