| Merksplas to Ostend | 84.69 mi (136.29 km) |
| Merksplas to Oud-Heverlee | 37.86 mi (60.93 km) |
| Merksplas to Oud-Turnhout | 6.10 mi (9.82 km) |
| Merksplas to Oudenaarde | 65.53 mi (105.46 km) |
| Merksplas to Oudenburg | 81.67 mi (131.44 km) |
| Merksplas to Oupeye | 56.63 mi (91.14 km) |
| Merksplas to Overijse | 42.83 mi (68.93 km) |
| Merksplas to Overpelt | 25.93 mi (41.72 km) |
| Merksplas to Paal | 26.22 mi (42.20 km) |
| Merksplas to Peer | 30.09 mi (48.43 km) |
| Merksplas to Pepinster | 69.02 mi (111.08 km) |
| Merksplas to Peruwelz | 81.06 mi (130.45 km) |
| Merksplas to Perwez | 51.36 mi (82.65 km) |
| Merksplas to Philippeville | 81.79 mi (131.63 km) |
| Merksplas to Plombieres | 64.26 mi (103.41 km) |
