| London Colney to La Union | 975.09 mi (1,569.25 km) |
| London Colney to La Victoria de Acentejo | 1,812.89 mi (2,917.56 km) |
| London Colney to Laguna de Duero | 731.08 mi (1,176.55 km) |
| London Colney to Lalin | 725.66 mi (1,167.83 km) |
| London Colney to Lardero | 650.48 mi (1,046.85 km) |
| London Colney to Laredo | 592.15 mi (952.97 km) |
| London Colney to Las Cabezas de San Juan | 1,055.36 mi (1,698.43 km) |
| London Colney to Las Palmas | 1,808.69 mi (2,910.80 km) |
| London Colney to Las Rozas de Madrid | 794.61 mi (1,278.80 km) |
| London Colney to Las Torres de Cotillas | 947.66 mi (1,525.11 km) |
| London Colney to Lebrija | 1,061.31 mi (1,708.02 km) |
| London Colney to Leganes | 804.62 mi (1,294.91 km) |
| London Colney to Leon | 676.59 mi (1,088.87 km) |
| London Colney to Lepe | 1,055.04 mi (1,697.92 km) |
| London Colney to Linares | 956.37 mi (1,539.12 km) |
