| Piqua to Argentona | 4,320.85 mi (6,953.74 km) |
| Piqua to Arico el Nuevo | 3,866.64 mi (6,222.75 km) |
| Piqua to Armilla | 4,197.46 mi (6,755.16 km) |
| Piqua to Arnedo | 4,096.80 mi (6,593.16 km) |
| Piqua to Arona | 3,860.38 mi (6,212.68 km) |
| Piqua to Arrecife | 3,991.41 mi (6,423.56 km) |
| Piqua to Arrigorriaga | 4,029.53 mi (6,484.91 km) |
| Piqua to Arroyomolinos | 4,078.58 mi (6,563.83 km) |
| Piqua to Arteijo | 3,772.24 mi (6,070.84 km) |
| Piqua to Arucas | 3,919.86 mi (6,308.40 km) |
| Piqua to Aspe | 4,289.69 mi (6,903.58 km) |
| Piqua to Astorga | 3,909.26 mi (6,291.34 km) |
| Piqua to Atarfe | 4,191.44 mi (6,745.48 km) |
| Piqua to Avila | 4,029.77 mi (6,485.28 km) |
| Piqua to Aviles | 3,883.03 mi (6,249.13 km) |
