| Clayton to Argentona | 866.83 mi (1,395.03 km) |
| Clayton to Arico el Nuevo | 1,918.20 mi (3,087.05 km) |
| Clayton to Armilla | 1,152.38 mi (1,854.58 km) |
| Clayton to Arnedo | 799.19 mi (1,286.18 km) |
| Clayton to Arona | 1,927.74 mi (3,102.40 km) |
| Clayton to Arrecife | 1,814.12 mi (2,919.55 km) |
| Clayton to Arrigorriaga | 732.23 mi (1,178.41 km) |
| Clayton to Arroyomolinos | 938.87 mi (1,510.96 km) |
| Clayton to Arteijo | 785.25 mi (1,263.74 km) |
| Clayton to Arucas | 1,904.40 mi (3,064.83 km) |
| Clayton to Aspe | 1,067.70 mi (1,718.29 km) |
| Clayton to Astorga | 806.16 mi (1,297.39 km) |
| Clayton to Atarfe | 1,147.62 mi (1,846.92 km) |
| Clayton to Avila | 917.08 mi (1,475.89 km) |
| Clayton to Aviles | 730.51 mi (1,175.65 km) |
