| Formello to Arico el Nuevo | 1,880.38 mi (3,026.18 km) |
| Formello to Armilla | 916.30 mi (1,474.64 km) |
| Formello to Arnedo | 741.93 mi (1,194.01 km) |
| Formello to Arona | 1,893.03 mi (3,046.53 km) |
| Formello to Arrecife | 1,707.44 mi (2,747.85 km) |
| Formello to Arrigorriaga | 779.65 mi (1,254.72 km) |
| Formello to Arroyomolinos | 855.60 mi (1,376.96 km) |
| Formello to Arteijo | 1,062.49 mi (1,709.92 km) |
| Formello to Arucas | 1,837.16 mi (2,956.63 km) |
| Formello to Aspe | 740.30 mi (1,191.39 km) |
| Formello to Astorga | 942.47 mi (1,516.75 km) |
| Formello to Atarfe | 917.64 mi (1,476.81 km) |
| Formello to Avila | 889.85 mi (1,432.08 km) |
| Formello to Aviles | 931.51 mi (1,499.12 km) |
| Formello to Ayamonte | 1,103.20 mi (1,775.43 km) |
