| Penarth to Legionowo | 1,022.56 mi (1,645.65 km) |
| Penarth to Legnica | 832.44 mi (1,339.68 km) |
| Penarth to Leszno | 844.82 mi (1,359.61 km) |
| Penarth to Lezajsk | 1,114.09 mi (1,792.95 km) |
| Penarth to Libiaz | 983.09 mi (1,582.13 km) |
| Penarth to Lidzbark | 974.33 mi (1,568.03 km) |
| Penarth to Lidzbark Warminski | 1,005.07 mi (1,617.50 km) |
| Penarth to Limanowa | 1,037.91 mi (1,670.35 km) |
| Penarth to Lipno | 948.37 mi (1,526.26 km) |
| Penarth to Lobez | 801.68 mi (1,290.18 km) |
| Penarth to Lodz | 967.31 mi (1,556.73 km) |
| Penarth to Lomianki | 1,023.04 mi (1,646.42 km) |
| Penarth to Lomza | 1,067.67 mi (1,718.24 km) |
| Penarth to Lowicz | 984.83 mi (1,584.93 km) |
| Penarth to Lubaczow | 1,145.36 mi (1,843.28 km) |
