| Watertown to Legionowo | 4,153.96 mi (6,685.15 km) |
| Watertown to Legnica | 4,030.83 mi (6,486.99 km) |
| Watertown to Leszno | 4,022.57 mi (6,473.71 km) |
| Watertown to Lezajsk | 4,293.92 mi (6,910.40 km) |
| Watertown to Libiaz | 4,188.37 mi (6,740.53 km) |
| Watertown to Lidzbark | 4,083.97 mi (6,572.52 km) |
| Watertown to Lidzbark Warminski | 4,077.36 mi (6,561.88 km) |
| Watertown to Limanowa | 4,244.66 mi (6,831.12 km) |
| Watertown to Lipno | 4,076.85 mi (6,561.06 km) |
| Watertown to Lobez | 3,923.70 mi (6,314.59 km) |
| Watertown to Lodz | 4,128.02 mi (6,643.41 km) |
| Watertown to Lomianki | 4,156.57 mi (6,689.35 km) |
| Watertown to Lomza | 4,164.33 mi (6,701.84 km) |
| Watertown to Lowicz | 4,132.43 mi (6,650.50 km) |
| Watertown to Lubaczow | 4,322.99 mi (6,957.19 km) |
