| Frederick to Leopoldsburg | 3,883.00 mi (6,249.09 km) |
| Frederick to Lessines | 3,836.33 mi (6,173.97 km) |
| Frederick to Leuven | 3,866.94 mi (6,223.23 km) |
| Frederick to Lichtervelde | 3,799.86 mi (6,115.28 km) |
| Frederick to Liedekerke | 3,842.52 mi (6,183.94 km) |
| Frederick to Liege | 3,908.54 mi (6,290.18 km) |
| Frederick to Lierre | 3,854.98 mi (6,203.99 km) |
| Frederick to Lille | 3,863.02 mi (6,216.92 km) |
| Frederick to Lint | 3,852.07 mi (6,199.30 km) |
| Frederick to Lochristi | 3,826.38 mi (6,157.97 km) |
| Frederick to Lokeren | 3,832.42 mi (6,167.68 km) |
| Frederick to Lommel | 3,882.32 mi (6,247.99 km) |
| Frederick to Londerzeel | 3,847.76 mi (6,192.38 km) |
| Frederick to Louvain-la-Neuve | 3,864.62 mi (6,219.51 km) |
| Frederick to Lovendegem | 3,816.99 mi (6,142.85 km) |
