| Mercer Island to Leopoldsburg | 4,942.48 mi (7,954.16 km) |
| Mercer Island to Lessines | 4,929.88 mi (7,933.87 km) |
| Mercer Island to Leuven | 4,942.09 mi (7,953.53 km) |
| Mercer Island to Lichtervelde | 4,894.37 mi (7,876.73 km) |
| Mercer Island to Liedekerke | 4,927.67 mi (7,930.32 km) |
| Mercer Island to Liege | 4,977.46 mi (8,010.45 km) |
| Mercer Island to Lierre | 4,924.59 mi (7,925.37 km) |
| Mercer Island to Lille | 4,925.49 mi (7,926.81 km) |
| Mercer Island to Lint | 4,923.47 mi (7,923.56 km) |
| Mercer Island to Lochristi | 4,908.23 mi (7,899.04 km) |
| Mercer Island to Lokeren | 4,911.98 mi (7,905.07 km) |
| Mercer Island to Lommel | 4,937.33 mi (7,945.87 km) |
| Mercer Island to Londerzeel | 4,925.53 mi (7,926.88 km) |
| Mercer Island to Louvain-la-Neuve | 4,949.42 mi (7,965.32 km) |
| Mercer Island to Lovendegem | 4,902.38 mi (7,889.62 km) |
