| Letchworth to La Riche | 319.54 mi (514.25 km) |
| Letchworth to La Roche-sur-Foron | 504.20 mi (811.43 km) |
| Letchworth to La Roche-sur-Yon | 370.63 mi (596.48 km) |
| Letchworth to La Rochelle | 404.13 mi (650.38 km) |
| Letchworth to La Seyne-sur-Mer | 675.86 mi (1,087.69 km) |
| Letchworth to La Teste-de-Buch | 510.12 mi (820.95 km) |
| Letchworth to La Trinite | 667.20 mi (1,073.75 km) |
| Letchworth to La Valette-du-Var | 675.39 mi (1,086.93 km) |
| Letchworth to Lamballe | 262.69 mi (422.76 km) |
| Letchworth to Lambersart | 167.84 mi (270.12 km) |
| Letchworth to Lambesc | 628.61 mi (1,011.65 km) |
| Letchworth to Lamorlaye | 227.52 mi (366.16 km) |
| Letchworth to Lancon-Provence | 630.10 mi (1,014.04 km) |
| Letchworth to Landerneau | 301.52 mi (485.25 km) |
| Letchworth to Landivisiau | 293.52 mi (472.37 km) |
