| Alton to La Union | 934.89 mi (1,504.56 km) |
| Alton to La Victoria de Acentejo | 1,763.60 mi (2,838.25 km) |
| Alton to Laguna de Duero | 684.37 mi (1,101.39 km) |
| Alton to Lalin | 676.39 mi (1,088.55 km) |
| Alton to Lardero | 606.79 mi (976.54 km) |
| Alton to Laredo | 546.41 mi (879.37 km) |
| Alton to Las Cabezas de San Juan | 1,008.87 mi (1,623.61 km) |
| Alton to Las Palmas | 1,759.54 mi (2,831.71 km) |
| Alton to Las Rozas de Madrid | 749.34 mi (1,205.94 km) |
| Alton to Las Torres de Cotillas | 906.83 mi (1,459.41 km) |
| Alton to Lebrija | 1,014.72 mi (1,633.03 km) |
| Alton to Leganes | 759.54 mi (1,222.37 km) |
| Alton to Leon | 628.62 mi (1,011.67 km) |
| Alton to Lepe | 1,007.50 mi (1,621.41 km) |
| Alton to Linares | 912.05 mi (1,467.81 km) |
