| Ozoir-la-Ferriere to Opwijk | 165.37 mi (266.14 km) |
| Ozoir-la-Ferriere to Ostend | 169.46 mi (272.72 km) |
| Ozoir-la-Ferriere to Oud-Heverlee | 167.36 mi (269.34 km) |
| Ozoir-la-Ferriere to Oud-Turnhout | 202.98 mi (326.67 km) |
| Ozoir-la-Ferriere to Oudenaarde | 148.92 mi (239.66 km) |
| Ozoir-la-Ferriere to Oudenburg | 166.80 mi (268.43 km) |
| Ozoir-la-Ferriere to Oupeye | 187.83 mi (302.28 km) |
| Ozoir-la-Ferriere to Overijse | 161.34 mi (259.65 km) |
| Ozoir-la-Ferriere to Overpelt | 207.73 mi (334.31 km) |
| Ozoir-la-Ferriere to Paal | 191.58 mi (308.32 km) |
| Ozoir-la-Ferriere to Peer | 204.11 mi (328.48 km) |
| Ozoir-la-Ferriere to Pepinster | 186.91 mi (300.80 km) |
| Ozoir-la-Ferriere to Peruwelz | 126.74 mi (203.98 km) |
| Ozoir-la-Ferriere to Perwez | 159.27 mi (256.33 km) |
| Ozoir-la-Ferriere to Philippeville | 129.21 mi (207.94 km) |
