| Merchweiler to Opwijk | 168.89 mi (271.80 km) |
| Merchweiler to Ostend | 223.59 mi (359.84 km) |
| Merchweiler to Oud-Heverlee | 146.99 mi (236.56 km) |
| Merchweiler to Oud-Turnhout | 163.26 mi (262.74 km) |
| Merchweiler to Oudenaarde | 184.64 mi (297.15 km) |
| Merchweiler to Oudenburg | 219.06 mi (352.55 km) |
| Merchweiler to Oupeye | 112.37 mi (180.85 km) |
| Merchweiler to Overijse | 149.05 mi (239.88 km) |
| Merchweiler to Overpelt | 147.35 mi (237.14 km) |
| Merchweiler to Paal | 142.90 mi (229.97 km) |
| Merchweiler to Peer | 141.54 mi (227.79 km) |
| Merchweiler to Pepinster | 100.00 mi (160.94 km) |
| Merchweiler to Peruwelz | 174.01 mi (280.04 km) |
| Merchweiler to Perwez | 132.54 mi (213.30 km) |
| Merchweiler to Philippeville | 126.11 mi (202.96 km) |
