| Union to Leopoldsburg | 4,456.88 mi (7,172.65 km) |
| Union to Lessines | 4,417.07 mi (7,108.59 km) |
| Union to Leuven | 4,444.14 mi (7,152.15 km) |
| Union to Lichtervelde | 4,379.74 mi (7,048.52 km) |
| Union to Liedekerke | 4,421.41 mi (7,115.58 km) |
| Union to Liege | 4,485.47 mi (7,218.67 km) |
| Union to Lierre | 4,430.47 mi (7,130.16 km) |
| Union to Lille | 4,437.02 mi (7,140.69 km) |
| Union to Lint | 4,427.91 mi (7,126.04 km) |
| Union to Lochristi | 4,403.99 mi (7,087.54 km) |
| Union to Lokeren | 4,409.65 mi (7,096.65 km) |
| Union to Lommel | 4,455.09 mi (7,169.77 km) |
| Union to Londerzeel | 4,425.03 mi (7,121.39 km) |
| Union to Louvain-la-Neuve | 4,444.09 mi (7,152.07 km) |
| Union to Lovendegem | 4,395.18 mi (7,073.35 km) |
