| Halstead to Argentona | 722.60 mi (1,162.91 km) |
| Halstead to Arico el Nuevo | 1,864.25 mi (3,000.21 km) |
| Halstead to Armilla | 1,043.06 mi (1,678.64 km) |
| Halstead to Arnedo | 684.30 mi (1,101.27 km) |
| Halstead to Arona | 1,874.47 mi (3,016.67 km) |
| Halstead to Arrecife | 1,747.31 mi (2,812.02 km) |
| Halstead to Arrigorriaga | 625.48 mi (1,006.61 km) |
| Halstead to Arroyomolinos | 835.28 mi (1,344.26 km) |
| Halstead to Arteijo | 732.31 mi (1,178.55 km) |
| Halstead to Arucas | 1,845.60 mi (2,970.21 km) |
| Halstead to Aspe | 942.10 mi (1,516.16 km) |
| Halstead to Astorga | 726.34 mi (1,168.92 km) |
| Halstead to Atarfe | 1,038.82 mi (1,671.81 km) |
| Halstead to Avila | 820.20 mi (1,319.99 km) |
| Halstead to Aviles | 654.00 mi (1,052.51 km) |
