| Boone to Argentona | 4,351.66 mi (7,003.32 km) |
| Boone to Arico el Nuevo | 3,780.10 mi (6,083.48 km) |
| Boone to Armilla | 4,191.52 mi (6,745.60 km) |
| Boone to Arnedo | 4,121.95 mi (6,633.64 km) |
| Boone to Arona | 3,772.86 mi (6,071.83 km) |
| Boone to Arrecife | 3,916.80 mi (6,303.48 km) |
| Boone to Arrigorriaga | 4,058.72 mi (6,531.88 km) |
| Boone to Arroyomolinos | 4,089.19 mi (6,580.92 km) |
| Boone to Arteijo | 3,791.64 mi (6,102.05 km) |
| Boone to Arucas | 3,835.51 mi (6,172.66 km) |
| Boone to Aspe | 4,296.58 mi (6,914.68 km) |
| Boone to Astorga | 3,928.11 mi (6,321.69 km) |
| Boone to Atarfe | 4,185.74 mi (6,736.29 km) |
| Boone to Avila | 4,040.93 mi (6,503.25 km) |
| Boone to Aviles | 3,908.60 mi (6,290.29 km) |
