| Keystone to Legionowo | 5,225.86 mi (8,410.20 km) |
| Keystone to Legnica | 5,081.10 mi (8,177.24 km) |
| Keystone to Leszno | 5,079.09 mi (8,174.01 km) |
| Keystone to Lezajsk | 5,354.98 mi (8,618.01 km) |
| Keystone to Libiaz | 5,238.91 mi (8,431.20 km) |
| Keystone to Lidzbark | 5,159.23 mi (8,302.98 km) |
| Keystone to Lidzbark Warminski | 5,160.24 mi (8,304.61 km) |
| Keystone to Limanowa | 5,295.47 mi (8,522.23 km) |
| Keystone to Lipno | 5,147.60 mi (8,284.26 km) |
| Keystone to Lobez | 4,991.71 mi (8,033.38 km) |
| Keystone to Lodz | 5,191.68 mi (8,355.21 km) |
| Keystone to Lomianki | 5,228.00 mi (8,413.65 km) |
| Keystone to Lomza | 5,244.49 mi (8,440.19 km) |
| Keystone to Lowicz | 5,199.73 mi (8,368.15 km) |
| Keystone to Lubaczow | 5,385.25 mi (8,666.72 km) |
