| Letchworth to Lingolsheim | 421.52 mi (678.37 km) |
| Letchworth to Lisieux | 196.43 mi (316.13 km) |
| Letchworth to Livron-sur-Drome | 549.26 mi (883.94 km) |
| Letchworth to Livry-Gargan | 243.84 mi (392.41 km) |
| Letchworth to Lognes | 250.88 mi (403.75 km) |
| Letchworth to Lomme | 166.67 mi (268.23 km) |
| Letchworth to Longjumeau | 252.71 mi (406.70 km) |
| Letchworth to Longuenesse | 136.74 mi (220.06 km) |
| Letchworth to Longvic | 401.18 mi (645.64 km) |
| Letchworth to Longwy | 311.99 mi (502.11 km) |
| Letchworth to Lons | 598.61 mi (963.38 km) |
| Letchworth to Lons-le-Saunier | 449.27 mi (723.03 km) |
| Letchworth to Loos | 168.93 mi (271.87 km) |
| Letchworth to Lorgues | 660.78 mi (1,063.42 km) |
| Letchworth to Lorient | 323.61 mi (520.80 km) |
