| Wittenbach to Opwijk | 336.70 mi (541.87 km) |
| Wittenbach to Ostend | 389.63 mi (627.05 km) |
| Wittenbach to Oud-Heverlee | 315.26 mi (507.36 km) |
| Wittenbach to Oud-Turnhout | 331.30 mi (533.18 km) |
| Wittenbach to Oudenaarde | 350.30 mi (563.75 km) |
| Wittenbach to Oudenburg | 385.07 mi (619.71 km) |
| Wittenbach to Oupeye | 280.54 mi (451.49 km) |
| Wittenbach to Overijse | 316.93 mi (510.05 km) |
| Wittenbach to Overpelt | 314.47 mi (506.09 km) |
| Wittenbach to Paal | 311.21 mi (500.85 km) |
| Wittenbach to Peer | 308.85 mi (497.05 km) |
| Wittenbach to Pepinster | 268.15 mi (431.55 km) |
| Wittenbach to Peruwelz | 336.67 mi (541.82 km) |
| Wittenbach to Perwez | 300.43 mi (483.49 km) |
| Wittenbach to Philippeville | 289.57 mi (466.02 km) |
