| Allestree to Opwijk | 277.50 mi (446.59 km) |
| Allestree to Ostend | 221.74 mi (356.86 km) |
| Allestree to Oud-Heverlee | 300.27 mi (483.23 km) |
| Allestree to Oud-Turnhout | 296.57 mi (477.28 km) |
| Allestree to Oudenaarde | 260.86 mi (419.81 km) |
| Allestree to Oudenburg | 226.28 mi (364.16 km) |
| Allestree to Oupeye | 341.38 mi (549.40 km) |
| Allestree to Overijse | 297.17 mi (478.24 km) |
| Allestree to Overpelt | 316.47 mi (509.31 km) |
| Allestree to Paal | 312.41 mi (502.78 km) |
| Allestree to Peer | 320.40 mi (515.63 km) |
| Allestree to Pepinster | 352.88 mi (567.90 km) |
| Allestree to Peruwelz | 274.40 mi (441.60 km) |
| Allestree to Perwez | 313.49 mi (504.52 km) |
| Allestree to Philippeville | 321.26 mi (517.02 km) |
