| Leek to Legionowo | 955.07 mi (1,537.03 km) |
| Leek to Legnica | 779.66 mi (1,254.74 km) |
| Leek to Leszno | 785.51 mi (1,264.16 km) |
| Leek to Lezajsk | 1,060.38 mi (1,706.51 km) |
| Leek to Libiaz | 935.29 mi (1,505.20 km) |
| Leek to Lidzbark | 900.98 mi (1,449.99 km) |
| Leek to Lidzbark Warminski | 925.27 mi (1,489.08 km) |
| Leek to Limanowa | 991.39 mi (1,595.48 km) |
| Leek to Lipno | 878.50 mi (1,413.81 km) |
| Leek to Lobez | 726.22 mi (1,168.75 km) |
| Leek to Lodz | 905.80 mi (1,457.74 km) |
| Leek to Lomianki | 956.04 mi (1,538.59 km) |
| Leek to Lomza | 993.94 mi (1,599.59 km) |
| Leek to Lowicz | 920.33 mi (1,481.14 km) |
| Leek to Lubaczow | 1,091.52 mi (1,756.62 km) |
