| Siedlce to Leini | 818.40 mi (1,317.09 km) |
| Siedlce to Lendinara | 689.15 mi (1,109.08 km) |
| Siedlce to Leno | 720.70 mi (1,159.86 km) |
| Siedlce to Lentate sul Seveso | 744.64 mi (1,198.39 km) |
| Siedlce to Lentini | 1,087.08 mi (1,749.49 km) |
| Siedlce to Leonforte | 1,073.40 mi (1,727.47 km) |
| Siedlce to Lequile | 842.95 mi (1,356.60 km) |
| Siedlce to Lerici | 796.31 mi (1,281.53 km) |
| Siedlce to Leverano | 844.63 mi (1,359.31 km) |
| Siedlce to Licata | 1,116.16 mi (1,796.29 km) |
| Siedlce to Limbiate | 748.10 mi (1,203.95 km) |
| Siedlce to Lipari | 1,009.84 mi (1,625.18 km) |
| Siedlce to Lissone | 742.89 mi (1,195.57 km) |
| Siedlce to Livorno | 811.43 mi (1,305.87 km) |
| Siedlce to Lizzanello | 841.65 mi (1,354.50 km) |
