| Oostkamp to Obernburg am Main | 274.92 mi (442.43 km) |
| Oostkamp to Obernkirchen | 263.22 mi (423.61 km) |
| Oostkamp to Oberschleissheim | 422.59 mi (680.10 km) |
| Oostkamp to Oberstdorf | 409.25 mi (658.62 km) |
| Oostkamp to Obertraubling | 423.72 mi (681.91 km) |
| Oostkamp to Obertshausen | 256.62 mi (412.99 km) |
| Oostkamp to Oberursel | 242.86 mi (390.85 km) |
| Oostkamp to Ochsenfurt | 318.16 mi (512.03 km) |
| Oostkamp to Ochsenhausen | 368.09 mi (592.39 km) |
| Oostkamp to Ochtrup | 184.32 mi (296.63 km) |
| Oostkamp to Odenthal | 168.62 mi (271.36 km) |
| Oostkamp to Oelde | 216.51 mi (348.44 km) |
| Oostkamp to Oelsnitz | 393.21 mi (632.81 km) |
| Oostkamp to Oer-Erkenschwick | 176.32 mi (283.77 km) |
| Oostkamp to Oerlinghausen | 239.90 mi (386.07 km) |
