| Sieradz to Lizzano | 776.89 mi (1,250.28 km) |
| Sieradz to Locate di Triulzi | 613.19 mi (986.84 km) |
| Sieradz to Locorotondo | 752.31 mi (1,210.73 km) |
| Sieradz to Locri | 932.79 mi (1,501.18 km) |
| Sieradz to Lodi | 605.82 mi (974.98 km) |
| Sieradz to Lomazzo | 601.49 mi (968.01 km) |
| Sieradz to Lonate Pozzolo | 615.96 mi (991.30 km) |
| Sieradz to Lonigo | 545.58 mi (878.03 km) |
| Sieradz to Loreto | 612.41 mi (985.58 km) |
| Sieradz to Loria | 512.33 mi (824.51 km) |
| Sieradz to Lucca | 658.12 mi (1,059.14 km) |
| Sieradz to Lucera | 716.27 mi (1,152.72 km) |
| Sieradz to Lugo | 587.73 mi (945.86 km) |
| Sieradz to Luino | 596.43 mi (959.86 km) |
| Sieradz to Lurate Caccivio | 599.29 mi (964.47 km) |
