| River Forest to Legionowo | 4,660.59 mi (7,500.50 km) |
| River Forest to Legnica | 4,555.46 mi (7,331.31 km) |
| River Forest to Leszno | 4,542.80 mi (7,310.93 km) |
| River Forest to Lezajsk | 4,807.83 mi (7,737.45 km) |
| River Forest to Libiaz | 4,711.16 mi (7,581.88 km) |
| River Forest to Lidzbark | 4,588.49 mi (7,384.46 km) |
| River Forest to Lidzbark Warminski | 4,575.06 mi (7,362.84 km) |
| River Forest to Limanowa | 4,766.67 mi (7,671.21 km) |
| River Forest to Lipno | 4,585.31 mi (7,379.34 km) |
| River Forest to Lobez | 4,436.13 mi (7,139.26 km) |
| River Forest to Lodz | 4,641.66 mi (7,470.04 km) |
| River Forest to Lomianki | 4,663.57 mi (7,505.29 km) |
| River Forest to Lomza | 4,663.58 mi (7,505.30 km) |
| River Forest to Lowicz | 4,643.12 mi (7,472.38 km) |
| River Forest to Lubaczow | 4,835.67 mi (7,782.26 km) |
