| San Mateo to Argentona | 5,955.16 mi (9,583.90 km) |
| San Mateo to Arico el Nuevo | 5,831.82 mi (9,385.41 km) |
| San Mateo to Armilla | 5,962.25 mi (9,595.32 km) |
| San Mateo to Arnedo | 5,765.81 mi (9,279.17 km) |
| San Mateo to Arona | 5,827.29 mi (9,378.12 km) |
| San Mateo to Arrecife | 5,932.97 mi (9,548.20 km) |
| San Mateo to Arrigorriaga | 5,688.79 mi (9,155.22 km) |
| San Mateo to Arroyomolinos | 5,797.58 mi (9,330.30 km) |
| San Mateo to Arteijo | 5,480.97 mi (8,820.76 km) |
| San Mateo to Arucas | 5,880.40 mi (9,463.58 km) |
| San Mateo to Aspe | 6,009.09 mi (9,670.69 km) |
| San Mateo to Astorga | 5,611.29 mi (9,030.50 km) |
| San Mateo to Atarfe | 5,955.83 mi (9,584.99 km) |
| San Mateo to Avila | 5,749.77 mi (9,253.37 km) |
| San Mateo to Aviles | 5,564.30 mi (8,954.87 km) |
