| Letterkenny to Les Sorinieres | 602.24 mi (969.21 km) |
| Letterkenny to Lescar | 867.71 mi (1,396.44 km) |
| Letterkenny to Lesquin | 543.15 mi (874.12 km) |
| Letterkenny to Levallois-Perret | 596.61 mi (960.15 km) |
| Letterkenny to Lezignan-Corbieres | 938.27 mi (1,509.99 km) |
| Letterkenny to Libourne | 768.09 mi (1,236.12 km) |
| Letterkenny to Lieusaint | 618.10 mi (994.74 km) |
| Letterkenny to Lievin | 538.97 mi (867.39 km) |
| Letterkenny to Lille | 539.71 mi (868.58 km) |
| Letterkenny to Lillebonne | 512.30 mi (824.47 km) |
| Letterkenny to Lillers | 522.72 mi (841.24 km) |
| Letterkenny to Limay | 575.02 mi (925.41 km) |
| Letterkenny to Limeil-Brevannes | 610.36 mi (982.28 km) |
| Letterkenny to Limoges | 742.80 mi (1,195.42 km) |
| Letterkenny to Limoux | 935.41 mi (1,505.39 km) |
