| Montigny-le-Bretonneux to Opwijk | 179.37 mi (288.67 km) |
| Montigny-le-Bretonneux to Ostend | 174.11 mi (280.20 km) |
| Montigny-le-Bretonneux to Oud-Heverlee | 184.62 mi (297.11 km) |
| Montigny-le-Bretonneux to Oud-Turnhout | 219.21 mi (352.78 km) |
| Montigny-le-Bretonneux to Oudenaarde | 159.71 mi (257.04 km) |
| Montigny-le-Bretonneux to Oudenburg | 172.11 mi (276.98 km) |
| Montigny-le-Bretonneux to Oupeye | 209.47 mi (337.11 km) |
| Montigny-le-Bretonneux to Overijse | 178.22 mi (286.82 km) |
| Montigny-le-Bretonneux to Overpelt | 226.09 mi (363.85 km) |
| Montigny-le-Bretonneux to Paal | 209.91 mi (337.81 km) |
| Montigny-le-Bretonneux to Peer | 222.99 mi (358.87 km) |
| Montigny-le-Bretonneux to Pepinster | 209.75 mi (337.57 km) |
| Montigny-le-Bretonneux to Peruwelz | 139.12 mi (223.89 km) |
| Montigny-le-Bretonneux to Perwez | 178.43 mi (287.16 km) |
| Montigny-le-Bretonneux to Philippeville | 150.01 mi (241.42 km) |
