| Preddvor to Oerlinghausen | 469.42 mi (755.46 km) |
| Preddvor to Oestrich-Winkel | 390.59 mi (628.59 km) |
| Preddvor to Offenburg | 338.07 mi (544.07 km) |
| Preddvor to Oftersheim | 343.50 mi (552.80 km) |
| Preddvor to Ohrdruf | 354.97 mi (571.28 km) |
| Preddvor to Ohringen | 303.61 mi (488.61 km) |
| Preddvor to Olbernhau | 305.42 mi (491.53 km) |
| Preddvor to Olching | 195.74 mi (315.01 km) |
| Preddvor to Oldenburg | 547.35 mi (880.88 km) |
| Preddvor to Oldenburg in Holstein | 573.83 mi (923.49 km) |
| Preddvor to Olfen | 490.97 mi (790.15 km) |
| Preddvor to Olpe | 442.76 mi (712.55 km) |
| Preddvor to Olsberg | 440.63 mi (709.12 km) |
| Preddvor to Oranienburg | 448.73 mi (722.16 km) |
| Preddvor to Ortenberg | 372.71 mi (599.82 km) |
