| Prerov to Obernburg am Main | 372.50 mi (599.49 km) |
| Prerov to Obernkirchen | 411.72 mi (662.60 km) |
| Prerov to Oberschleissheim | 280.10 mi (450.78 km) |
| Prerov to Oberstdorf | 357.70 mi (575.66 km) |
| Prerov to Obertraubling | 240.85 mi (387.61 km) |
| Prerov to Obertshausen | 386.73 mi (622.37 km) |
| Prerov to Oberursel | 398.64 mi (641.54 km) |
| Prerov to Ochsenfurt | 331.14 mi (532.91 km) |
| Prerov to Ochsenhausen | 354.66 mi (570.77 km) |
| Prerov to Ochtrup | 485.88 mi (781.95 km) |
| Prerov to Odenthal | 469.04 mi (754.84 km) |
| Prerov to Oelde | 438.99 mi (706.49 km) |
| Prerov to Oelsnitz | 244.15 mi (392.91 km) |
| Prerov to Oer-Erkenschwick | 472.15 mi (759.85 km) |
| Prerov to Oerlinghausen | 421.32 mi (678.05 km) |
