| Castelnau-le-Lez to Leopoldsburg | 520.66 mi (837.92 km) |
| Castelnau-le-Lez to Lessines | 489.18 mi (787.25 km) |
| Castelnau-le-Lez to Leuven | 502.07 mi (808.00 km) |
| Castelnau-le-Lez to Lichtervelde | 512.30 mi (824.47 km) |
| Castelnau-le-Lez to Liedekerke | 499.60 mi (804.03 km) |
| Castelnau-le-Lez to Liege | 490.13 mi (788.78 km) |
| Castelnau-le-Lez to Lierre | 518.88 mi (835.05 km) |
| Castelnau-le-Lez to Lille | 526.65 mi (847.56 km) |
| Castelnau-le-Lez to Lint | 517.51 mi (832.86 km) |
| Castelnau-le-Lez to Lochristi | 515.66 mi (829.87 km) |
| Castelnau-le-Lez to Lokeren | 515.66 mi (829.88 km) |
| Castelnau-le-Lez to Lommel | 528.98 mi (851.31 km) |
| Castelnau-le-Lez to Londerzeel | 509.08 mi (819.29 km) |
| Castelnau-le-Lez to Louvain-la-Neuve | 486.52 mi (782.98 km) |
| Castelnau-le-Lez to Lovendegem | 515.84 mi (830.17 km) |
