| Athis-Mons to Opwijk | 175.38 mi (282.24 km) |
| Athis-Mons to Ostend | 175.59 mi (282.59 km) |
| Athis-Mons to Oud-Heverlee | 178.61 mi (287.44 km) |
| Athis-Mons to Oud-Turnhout | 213.91 mi (344.26 km) |
| Athis-Mons to Oudenaarde | 157.59 mi (253.61 km) |
| Athis-Mons to Oudenburg | 173.21 mi (278.76 km) |
| Athis-Mons to Oupeye | 200.60 mi (322.83 km) |
| Athis-Mons to Overijse | 172.43 mi (277.50 km) |
| Athis-Mons to Overpelt | 219.44 mi (353.15 km) |
| Athis-Mons to Paal | 203.25 mi (327.10 km) |
| Athis-Mons to Peer | 215.99 mi (347.61 km) |
| Athis-Mons to Pepinster | 200.04 mi (321.93 km) |
| Athis-Mons to Peruwelz | 135.96 mi (218.81 km) |
| Athis-Mons to Perwez | 171.18 mi (275.49 km) |
| Athis-Mons to Philippeville | 141.61 mi (227.90 km) |
