| Witzenhausen to Opwijk | 247.22 mi (397.86 km) |
| Witzenhausen to Ostend | 299.84 mi (482.55 km) |
| Witzenhausen to Oud-Heverlee | 227.97 mi (366.88 km) |
| Witzenhausen to Oud-Turnhout | 210.41 mi (338.63 km) |
| Witzenhausen to Oudenaarde | 273.57 mi (440.27 km) |
| Witzenhausen to Oudenburg | 296.59 mi (477.32 km) |
| Witzenhausen to Oupeye | 188.30 mi (303.04 km) |
| Witzenhausen to Overijse | 234.35 mi (377.16 km) |
| Witzenhausen to Overpelt | 192.11 mi (309.17 km) |
| Witzenhausen to Paal | 203.92 mi (328.17 km) |
| Witzenhausen to Peer | 191.04 mi (307.45 km) |
| Witzenhausen to Pepinster | 183.84 mi (295.86 km) |
| Witzenhausen to Peruwelz | 279.04 mi (449.07 km) |
| Witzenhausen to Perwez | 224.84 mi (361.85 km) |
| Witzenhausen to Philippeville | 244.92 mi (394.16 km) |
