| Siedlce to Lizzano | 844.94 mi (1,359.80 km) |
| Siedlce to Locate di Triulzi | 756.57 mi (1,217.59 km) |
| Siedlce to Locorotondo | 822.19 mi (1,323.19 km) |
| Siedlce to Locri | 1,006.82 mi (1,620.31 km) |
| Siedlce to Lodi | 748.17 mi (1,204.06 km) |
| Siedlce to Lomazzo | 746.85 mi (1,201.94 km) |
| Siedlce to Lonate Pozzolo | 761.68 mi (1,225.80 km) |
| Siedlce to Lonigo | 680.83 mi (1,095.69 km) |
| Siedlce to Loreto | 723.54 mi (1,164.43 km) |
| Siedlce to Loria | 647.20 mi (1,041.57 km) |
| Siedlce to Lucca | 789.74 mi (1,270.97 km) |
| Siedlce to Lucera | 805.67 mi (1,296.60 km) |
| Siedlce to Lugo | 714.99 mi (1,150.66 km) |
| Siedlce to Luino | 743.68 mi (1,196.84 km) |
| Siedlce to Lurate Caccivio | 745.01 mi (1,198.98 km) |
