| Oranienburg to Opwijk | 405.26 mi (652.21 km) |
| Oranienburg to Ostend | 451.08 mi (725.94 km) |
| Oranienburg to Oud-Heverlee | 389.26 mi (626.45 km) |
| Oranienburg to Oud-Turnhout | 364.37 mi (586.40 km) |
| Oranienburg to Oudenaarde | 431.87 mi (695.02 km) |
| Oranienburg to Oudenburg | 448.65 mi (722.03 km) |
| Oranienburg to Oupeye | 354.15 mi (569.96 km) |
| Oranienburg to Overijse | 395.97 mi (637.26 km) |
| Oranienburg to Overpelt | 349.10 mi (561.83 km) |
| Oranienburg to Paal | 363.43 mi (584.89 km) |
| Oranienburg to Peer | 349.71 mi (562.81 km) |
| Oranienburg to Pepinster | 351.90 mi (566.33 km) |
| Oranienburg to Peruwelz | 441.48 mi (710.50 km) |
| Oranienburg to Perwez | 389.31 mi (626.53 km) |
| Oranienburg to Philippeville | 413.03 mi (664.71 km) |
