| Letterkenny to La Riche | 635.58 mi (1,022.87 km) |
| Letterkenny to La Roche-sur-Foron | 867.25 mi (1,395.71 km) |
| Letterkenny to La Roche-sur-Yon | 634.43 mi (1,021.02 km) |
| Letterkenny to La Rochelle | 672.04 mi (1,081.54 km) |
| Letterkenny to La Seyne-sur-Mer | 1,021.34 mi (1,643.68 km) |
| Letterkenny to La Teste-de-Buch | 771.24 mi (1,241.19 km) |
| Letterkenny to La Trinite | 1,024.47 mi (1,648.72 km) |
| Letterkenny to La Valette-du-Var | 1,021.77 mi (1,644.39 km) |
| Letterkenny to Lamballe | 500.23 mi (805.04 km) |
| Letterkenny to Lambersart | 537.62 mi (865.21 km) |
| Letterkenny to Lambesc | 972.35 mi (1,564.85 km) |
| Letterkenny to Lamorlaye | 588.04 mi (946.36 km) |
| Letterkenny to Lancon-Provence | 972.42 mi (1,564.96 km) |
| Letterkenny to Landerneau | 473.29 mi (761.69 km) |
| Letterkenny to Landivisiau | 471.92 mi (759.49 km) |
