| Backa Palanka to Oberkirch | 579.78 mi (933.06 km) |
| Backa Palanka to Obernburg am Main | 573.23 mi (922.53 km) |
| Backa Palanka to Obernkirchen | 672.82 mi (1,082.80 km) |
| Backa Palanka to Oberschleissheim | 424.54 mi (683.23 km) |
| Backa Palanka to Oberstdorf | 459.69 mi (739.80 km) |
| Backa Palanka to Obertraubling | 425.85 mi (685.34 km) |
| Backa Palanka to Obertshausen | 592.91 mi (954.20 km) |
| Backa Palanka to Oberursel | 607.47 mi (977.63 km) |
| Backa Palanka to Ochsenfurt | 530.98 mi (854.52 km) |
| Backa Palanka to Ochsenhausen | 488.36 mi (785.93 km) |
| Backa Palanka to Ochtrup | 733.55 mi (1,180.54 km) |
| Backa Palanka to Odenthal | 691.68 mi (1,113.15 km) |
| Backa Palanka to Oelde | 685.46 mi (1,103.14 km) |
| Backa Palanka to Oelsnitz | 489.44 mi (787.68 km) |
| Backa Palanka to Oer-Erkenschwick | 709.16 mi (1,141.28 km) |
