| Oerlinghausen to Opwijk | 204.93 mi (329.81 km) |
| Oerlinghausen to Ostend | 251.86 mi (405.33 km) |
| Oerlinghausen to Oud-Heverlee | 189.34 mi (304.71 km) |
| Oerlinghausen to Oud-Turnhout | 164.18 mi (264.22 km) |
| Oerlinghausen to Oudenaarde | 231.54 mi (372.62 km) |
| Oerlinghausen to Oudenburg | 249.21 mi (401.06 km) |
| Oerlinghausen to Oupeye | 156.80 mi (252.35 km) |
| Oerlinghausen to Overijse | 196.09 mi (315.58 km) |
| Oerlinghausen to Overpelt | 148.80 mi (239.48 km) |
| Oerlinghausen to Paal | 163.34 mi (262.87 km) |
| Oerlinghausen to Peer | 149.57 mi (240.72 km) |
| Oerlinghausen to Pepinster | 156.62 mi (252.06 km) |
| Oerlinghausen to Peruwelz | 241.56 mi (388.75 km) |
| Oerlinghausen to Perwez | 190.48 mi (306.55 km) |
| Oerlinghausen to Philippeville | 216.34 mi (348.17 km) |
