| Hemel Hempstead to La Union | 976.72 mi (1,571.88 km) |
| Hemel Hempstead to La Victoria de Acentejo | 1,810.43 mi (2,913.60 km) |
| Hemel Hempstead to Laguna de Duero | 730.60 mi (1,175.78 km) |
| Hemel Hempstead to Lalin | 723.26 mi (1,163.98 km) |
| Hemel Hempstead to Lardero | 651.11 mi (1,047.86 km) |
| Hemel Hempstead to Laredo | 592.06 mi (952.83 km) |
| Hemel Hempstead to Las Cabezas de San Juan | 1,054.99 mi (1,697.84 km) |
| Hemel Hempstead to Las Palmas | 1,806.50 mi (2,907.28 km) |
| Hemel Hempstead to Las Rozas de Madrid | 794.72 mi (1,278.97 km) |
| Hemel Hempstead to Las Torres de Cotillas | 949.13 mi (1,527.48 km) |
| Hemel Hempstead to Lebrija | 1,060.90 mi (1,707.35 km) |
| Hemel Hempstead to Leganes | 804.80 mi (1,295.20 km) |
| Hemel Hempstead to Leon | 675.45 mi (1,087.03 km) |
| Hemel Hempstead to Lepe | 1,054.16 mi (1,696.50 km) |
| Hemel Hempstead to Linares | 956.82 mi (1,539.86 km) |
