| Lom to Opwijk | 1,014.40 mi (1,632.52 km) |
| Lom to Ostend | 1,072.01 mi (1,725.23 km) |
| Lom to Oud-Heverlee | 991.42 mi (1,595.53 km) |
| Lom to Oud-Turnhout | 991.91 mi (1,596.33 km) |
| Lom to Oudenaarde | 1,035.24 mi (1,666.05 km) |
| Lom to Oudenburg | 1,067.71 mi (1,718.31 km) |
| Lom to Oupeye | 948.71 mi (1,526.81 km) |
| Lom to Overijse | 995.54 mi (1,602.17 km) |
| Lom to Overpelt | 972.00 mi (1,564.28 km) |
| Lom to Paal | 976.62 mi (1,571.72 km) |
| Lom to Peer | 968.13 mi (1,558.06 km) |
| Lom to Pepinster | 937.87 mi (1,509.36 km) |
| Lom to Peruwelz | 1,028.16 mi (1,654.66 km) |
| Lom to Perwez | 980.04 mi (1,577.22 km) |
| Lom to Philippeville | 980.71 mi (1,578.30 km) |
