| Watford to La Riche | 298.51 mi (480.41 km) |
| Watford to La Roche-sur-Foron | 491.54 mi (791.06 km) |
| Watford to La Roche-sur-Yon | 347.52 mi (559.28 km) |
| Watford to La Rochelle | 381.20 mi (613.49 km) |
| Watford to La Seyne-sur-Mer | 659.48 mi (1,061.33 km) |
| Watford to La Teste-de-Buch | 487.29 mi (784.22 km) |
| Watford to La Trinite | 653.07 mi (1,051.02 km) |
| Watford to La Valette-du-Var | 659.15 mi (1,060.80 km) |
| Watford to Lamballe | 239.41 mi (385.29 km) |
| Watford to Lambersart | 163.68 mi (263.42 km) |
| Watford to Lambesc | 611.88 mi (984.72 km) |
| Watford to Lamorlaye | 213.13 mi (343.00 km) |
| Watford to Lancon-Provence | 613.16 mi (986.78 km) |
| Watford to Landerneau | 279.63 mi (450.03 km) |
| Watford to Landivisiau | 271.51 mi (436.95 km) |
