| Preddvor to Oberkirch | 333.72 mi (537.07 km) |
| Preddvor to Obernburg am Main | 344.87 mi (555.01 km) |
| Preddvor to Obernkirchen | 475.89 mi (765.87 km) |
| Preddvor to Oberschleissheim | 189.58 mi (305.10 km) |
| Preddvor to Oberstdorf | 209.98 mi (337.93 km) |
| Preddvor to Obertraubling | 211.64 mi (340.60 km) |
| Preddvor to Obertshausen | 365.57 mi (588.33 km) |
| Preddvor to Oberursel | 380.31 mi (612.05 km) |
| Preddvor to Ochsenfurt | 306.42 mi (493.13 km) |
| Preddvor to Ochsenhausen | 242.85 mi (390.82 km) |
| Preddvor to Ochtrup | 521.49 mi (839.26 km) |
| Preddvor to Odenthal | 466.25 mi (750.36 km) |
| Preddvor to Oelde | 475.49 mi (765.23 km) |
| Preddvor to Oelsnitz | 302.29 mi (486.49 km) |
| Preddvor to Oer-Erkenschwick | 491.17 mi (790.46 km) |
