| Grinon to Legionowo | 1,438.13 mi (2,314.44 km) |
| Grinon to Legnica | 1,221.47 mi (1,965.77 km) |
| Grinon to Leszno | 1,259.70 mi (2,027.29 km) |
| Grinon to Lezajsk | 1,444.18 mi (2,324.18 km) |
| Grinon to Libiaz | 1,311.02 mi (2,109.88 km) |
| Grinon to Lidzbark | 1,426.60 mi (2,295.89 km) |
| Grinon to Lidzbark Warminski | 1,483.18 mi (2,386.94 km) |
| Grinon to Limanowa | 1,347.13 mi (2,167.99 km) |
| Grinon to Lipno | 1,388.96 mi (2,235.31 km) |
| Grinon to Lobez | 1,296.79 mi (2,086.98 km) |
| Grinon to Lodz | 1,364.68 mi (2,196.25 km) |
| Grinon to Lomianki | 1,436.12 mi (2,311.21 km) |
| Grinon to Lomza | 1,506.32 mi (2,424.18 km) |
| Grinon to Lowicz | 1,392.92 mi (2,241.69 km) |
| Grinon to Lubaczow | 1,470.42 mi (2,366.42 km) |
