| Seaham to Legionowo | 922.13 mi (1,484.02 km) |
| Seaham to Legnica | 766.92 mi (1,234.23 km) |
| Seaham to Leszno | 765.24 mi (1,231.54 km) |
| Seaham to Lezajsk | 1,041.64 mi (1,676.37 km) |
| Seaham to Libiaz | 924.88 mi (1,488.46 km) |
| Seaham to Lidzbark | 861.91 mi (1,387.11 km) |
| Seaham to Lidzbark Warminski | 877.90 mi (1,412.85 km) |
| Seaham to Limanowa | 981.47 mi (1,579.52 km) |
| Seaham to Lipno | 843.99 mi (1,358.28 km) |
| Seaham to Lobez | 688.06 mi (1,107.33 km) |
| Seaham to Lodz | 880.60 mi (1,417.19 km) |
| Seaham to Lomianki | 923.67 mi (1,486.50 km) |
| Seaham to Lomza | 953.05 mi (1,533.79 km) |
| Seaham to Lowicz | 891.45 mi (1,434.65 km) |
| Seaham to Lubaczow | 1,072.24 mi (1,725.61 km) |
