| Harrow Weald to La Union | 966.61 mi (1,555.61 km) |
| Harrow Weald to La Victoria de Acentejo | 1,804.94 mi (2,904.78 km) |
| Harrow Weald to Laguna de Duero | 722.55 mi (1,162.83 km) |
| Harrow Weald to Lalin | 717.70 mi (1,155.03 km) |
| Harrow Weald to Lardero | 641.89 mi (1,033.02 km) |
| Harrow Weald to Laredo | 583.58 mi (939.18 km) |
| Harrow Weald to Las Cabezas de San Juan | 1,046.81 mi (1,684.68 km) |
| Harrow Weald to Las Palmas | 1,800.63 mi (2,897.83 km) |
| Harrow Weald to Las Rozas de Madrid | 786.02 mi (1,264.98 km) |
| Harrow Weald to Las Torres de Cotillas | 939.15 mi (1,511.41 km) |
| Harrow Weald to Lebrija | 1,052.77 mi (1,694.28 km) |
| Harrow Weald to Leganes | 796.03 mi (1,281.09 km) |
| Harrow Weald to Leon | 668.20 mi (1,075.36 km) |
| Harrow Weald to Lepe | 1,046.58 mi (1,684.31 km) |
| Harrow Weald to Linares | 947.77 mi (1,525.29 km) |
