| Port-de-Bouc to Leopoldsburg | 532.99 mi (857.76 km) |
| Port-de-Bouc to Lessines | 508.09 mi (817.69 km) |
| Port-de-Bouc to Leuven | 516.88 mi (831.83 km) |
| Port-de-Bouc to Lichtervelde | 534.16 mi (859.65 km) |
| Port-de-Bouc to Liedekerke | 517.30 mi (832.51 km) |
| Port-de-Bouc to Liege | 500.62 mi (805.66 km) |
| Port-de-Bouc to Lierre | 534.34 mi (859.93 km) |
| Port-de-Bouc to Lille | 540.93 mi (870.55 km) |
| Port-de-Bouc to Lint | 533.35 mi (858.34 km) |
| Port-de-Bouc to Lochristi | 534.41 mi (860.05 km) |
| Port-de-Bouc to Lokeren | 533.75 mi (858.98 km) |
| Port-de-Bouc to Lommel | 541.10 mi (870.82 km) |
| Port-de-Bouc to Londerzeel | 525.75 mi (846.12 km) |
| Port-de-Bouc to Louvain-la-Neuve | 502.26 mi (808.31 km) |
| Port-de-Bouc to Lovendegem | 535.62 mi (862.00 km) |
