| Allentown to Leopoldsburg | 3,752.89 mi (6,039.69 km) |
| Allentown to Lessines | 3,706.13 mi (5,964.44 km) |
| Allentown to Leuven | 3,736.78 mi (6,013.76 km) |
| Allentown to Lichtervelde | 3,669.67 mi (5,905.77 km) |
| Allentown to Liedekerke | 3,712.34 mi (5,974.44 km) |
| Allentown to Liege | 3,778.38 mi (6,080.71 km) |
| Allentown to Lierre | 3,724.84 mi (5,994.55 km) |
| Allentown to Lille | 3,732.90 mi (6,007.52 km) |
| Allentown to Lint | 3,721.93 mi (5,989.86 km) |
| Allentown to Lochristi | 3,696.22 mi (5,948.49 km) |
| Allentown to Lokeren | 3,702.26 mi (5,958.21 km) |
| Allentown to Lommel | 3,752.22 mi (6,038.62 km) |
| Allentown to Londerzeel | 3,717.61 mi (5,982.91 km) |
| Allentown to Louvain-la-Neuve | 3,734.44 mi (6,010.00 km) |
| Allentown to Lovendegem | 3,686.82 mi (5,933.37 km) |
