| Race to Arico el Nuevo | 2,148.14 mi (3,457.09 km) |
| Race to Armilla | 1,178.79 mi (1,897.09 km) |
| Race to Arnedo | 923.84 mi (1,486.77 km) |
| Race to Arona | 2,160.48 mi (3,476.96 km) |
| Race to Arrecife | 1,984.16 mi (3,193.19 km) |
| Race to Arrigorriaga | 934.63 mi (1,504.15 km) |
| Race to Arroyomolinos | 1,068.81 mi (1,720.09 km) |
| Race to Arteijo | 1,199.35 mi (1,930.16 km) |
| Race to Arucas | 2,109.71 mi (3,395.25 km) |
| Race to Aspe | 1,005.95 mi (1,618.92 km) |
| Race to Astorga | 1,103.44 mi (1,775.81 km) |
| Race to Atarfe | 1,178.76 mi (1,897.03 km) |
| Race to Avila | 1,091.86 mi (1,757.18 km) |
| Race to Aviles | 1,070.00 mi (1,721.99 km) |
| Race to Ayamonte | 1,342.36 mi (2,160.31 km) |
