| Leek to Argentona | 824.24 mi (1,326.49 km) |
| Leek to Arico el Nuevo | 1,873.23 mi (3,014.67 km) |
| Leek to Armilla | 1,105.25 mi (1,778.73 km) |
| Leek to Arnedo | 752.52 mi (1,211.07 km) |
| Leek to Arona | 1,882.84 mi (3,030.13 km) |
| Leek to Arrecife | 1,768.03 mi (2,845.36 km) |
| Leek to Arrigorriaga | 685.18 mi (1,102.69 km) |
| Leek to Arroyomolinos | 891.61 mi (1,434.91 km) |
| Leek to Arteijo | 739.58 mi (1,190.25 km) |
| Leek to Arucas | 1,858.97 mi (2,991.73 km) |
| Leek to Aspe | 1,021.73 mi (1,644.32 km) |
| Leek to Astorga | 758.99 mi (1,221.48 km) |
| Leek to Atarfe | 1,100.47 mi (1,771.04 km) |
| Leek to Avila | 869.72 mi (1,399.68 km) |
| Leek to Aviles | 683.41 mi (1,099.84 km) |
