| Duluth to Leopoldsburg | 4,091.03 mi (6,583.88 km) |
| Duluth to Lessines | 4,058.67 mi (6,531.80 km) |
| Duluth to Leuven | 4,081.76 mi (6,568.96 km) |
| Duluth to Lichtervelde | 4,021.13 mi (6,471.38 km) |
| Duluth to Liedekerke | 4,061.10 mi (6,535.71 km) |
| Duluth to Liege | 4,122.13 mi (6,633.93 km) |
| Duluth to Lierre | 4,066.66 mi (6,544.65 km) |
| Duluth to Lille | 4,071.63 mi (6,552.65 km) |
| Duluth to Lint | 4,064.48 mi (6,541.14 km) |
| Duluth to Lochristi | 4,042.70 mi (6,506.10 km) |
| Duluth to Lokeren | 4,047.90 mi (6,514.46 km) |
| Duluth to Lommel | 4,088.19 mi (6,579.31 km) |
| Duluth to Londerzeel | 4,063.03 mi (6,538.82 km) |
| Duluth to Louvain-la-Neuve | 4,083.96 mi (6,572.50 km) |
| Duluth to Lovendegem | 4,034.61 mi (6,493.08 km) |
