| Seia to Legionowo | 1,577.95 mi (2,539.46 km) |
| Seia to Legnica | 1,360.06 mi (2,188.81 km) |
| Seia to Leszno | 1,394.70 mi (2,244.56 km) |
| Seia to Lezajsk | 1,599.28 mi (2,573.79 km) |
| Seia to Libiaz | 1,463.18 mi (2,354.76 km) |
| Seia to Lidzbark | 1,558.93 mi (2,508.85 km) |
| Seia to Lidzbark Warminski | 1,611.43 mi (2,593.35 km) |
| Seia to Limanowa | 1,503.32 mi (2,419.36 km) |
| Seia to Lipno | 1,522.69 mi (2,450.54 km) |
| Seia to Lobez | 1,416.55 mi (2,279.71 km) |
| Seia to Lodz | 1,506.09 mi (2,423.82 km) |
| Seia to Lomianki | 1,576.36 mi (2,536.91 km) |
| Seia to Lomza | 1,643.18 mi (2,644.44 km) |
| Seia to Lowicz | 1,533.05 mi (2,467.21 km) |
| Seia to Lubaczow | 1,626.91 mi (2,618.26 km) |
