| West Islip to Leopoldsburg | 3,660.47 mi (5,890.96 km) |
| West Islip to Lessines | 3,612.69 mi (5,814.06 km) |
| West Islip to Leuven | 3,643.86 mi (5,864.22 km) |
| West Islip to Lichtervelde | 3,576.43 mi (5,755.71 km) |
| West Islip to Liedekerke | 3,619.19 mi (5,824.52 km) |
| West Islip to Liege | 3,685.43 mi (5,931.13 km) |
| West Islip to Lierre | 3,632.21 mi (5,845.48 km) |
| West Islip to Lille | 3,640.50 mi (5,858.82 km) |
| West Islip to Lint | 3,629.25 mi (5,840.71 km) |
| West Islip to Lochristi | 3,603.30 mi (5,798.95 km) |
| West Islip to Lokeren | 3,609.39 mi (5,808.75 km) |
| West Islip to Lommel | 3,659.99 mi (5,890.18 km) |
| West Islip to Londerzeel | 3,624.70 mi (5,833.40 km) |
| West Islip to Louvain-la-Neuve | 3,641.15 mi (5,859.87 km) |
| West Islip to Lovendegem | 3,593.82 mi (5,783.70 km) |
