| Choisy-le-Roi to Opwijk | 171.53 mi (276.06 km) |
| Choisy-le-Roi to Ostend | 171.67 mi (276.27 km) |
| Choisy-le-Roi to Oud-Heverlee | 174.91 mi (281.49 km) |
| Choisy-le-Roi to Oud-Turnhout | 210.17 mi (338.23 km) |
| Choisy-le-Roi to Oudenaarde | 153.66 mi (247.29 km) |
| Choisy-le-Roi to Oudenburg | 169.27 mi (272.42 km) |
| Choisy-le-Roi to Oupeye | 197.25 mi (317.45 km) |
| Choisy-le-Roi to Overijse | 168.72 mi (271.52 km) |
| Choisy-le-Roi to Overpelt | 215.81 mi (347.32 km) |
| Choisy-le-Roi to Paal | 199.63 mi (321.27 km) |
| Choisy-le-Roi to Peer | 212.41 mi (341.84 km) |
| Choisy-le-Roi to Pepinster | 196.83 mi (316.77 km) |
| Choisy-le-Roi to Peruwelz | 132.07 mi (212.54 km) |
| Choisy-le-Roi to Perwez | 167.61 mi (269.74 km) |
| Choisy-le-Roi to Philippeville | 138.17 mi (222.37 km) |
