| Sint-Pieters-Leeuw to Orvault | 359.87 mi (579.15 km) |
| Sint-Pieters-Leeuw to Osny | 153.80 mi (247.52 km) |
| Sint-Pieters-Leeuw to Ostwald | 218.53 mi (351.70 km) |
| Sint-Pieters-Leeuw to Ouistreham | 225.42 mi (362.78 km) |
| Sint-Pieters-Leeuw to Oullins | 351.12 mi (565.08 km) |
| Sint-Pieters-Leeuw to Outreau | 116.25 mi (187.09 km) |
| Sint-Pieters-Leeuw to Oyonnax | 319.33 mi (513.91 km) |
| Sint-Pieters-Leeuw to Ozoir-la-Ferriere | 155.24 mi (249.84 km) |
| Sint-Pieters-Leeuw to Pace | 325.92 mi (524.52 km) |
| Sint-Pieters-Leeuw to Palaiseau | 168.62 mi (271.37 km) |
| Sint-Pieters-Leeuw to Pamiers | 544.06 mi (875.59 km) |
| Sint-Pieters-Leeuw to Panazol | 367.29 mi (591.10 km) |
| Sint-Pieters-Leeuw to Pantin | 154.18 mi (248.14 km) |
| Sint-Pieters-Leeuw to Paray-le-Monial | 299.39 mi (481.81 km) |
| Sint-Pieters-Leeuw to Parempuyre | 461.42 mi (742.59 km) |
