| Mainvilliers to Opwijk | 211.97 mi (341.14 km) |
| Mainvilliers to Ostend | 202.27 mi (325.53 km) |
| Mainvilliers to Oud-Heverlee | 218.14 mi (351.07 km) |
| Mainvilliers to Oud-Turnhout | 252.37 mi (406.15 km) |
| Mainvilliers to Oudenaarde | 191.22 mi (307.75 km) |
| Mainvilliers to Oudenburg | 200.70 mi (323.00 km) |
| Mainvilliers to Oupeye | 243.58 mi (392.01 km) |
| Mainvilliers to Overijse | 211.68 mi (340.67 km) |
| Mainvilliers to Overpelt | 259.78 mi (418.07 km) |
| Mainvilliers to Paal | 243.61 mi (392.06 km) |
| Mainvilliers to Peer | 256.79 mi (413.27 km) |
| Mainvilliers to Pepinster | 243.85 mi (392.44 km) |
| Mainvilliers to Peruwelz | 171.44 mi (275.90 km) |
| Mainvilliers to Perwez | 212.33 mi (341.72 km) |
| Mainvilliers to Philippeville | 184.11 mi (296.29 km) |
