| Dorchester to Argentona | 673.57 mi (1,084.01 km) |
| Dorchester to Arico el Nuevo | 1,720.92 mi (2,769.55 km) |
| Dorchester to Armilla | 939.08 mi (1,511.31 km) |
| Dorchester to Arnedo | 587.42 mi (945.36 km) |
| Dorchester to Arona | 1,730.85 mi (2,785.53 km) |
| Dorchester to Arrecife | 1,610.33 mi (2,591.57 km) |
| Dorchester to Arrigorriaga | 519.15 mi (835.50 km) |
| Dorchester to Arroyomolinos | 725.37 mi (1,167.36 km) |
| Dorchester to Arteijo | 586.13 mi (943.29 km) |
| Dorchester to Arucas | 1,704.53 mi (2,743.17 km) |
| Dorchester to Aspe | 858.55 mi (1,381.70 km) |
| Dorchester to Astorga | 595.70 mi (958.69 km) |
| Dorchester to Atarfe | 934.29 mi (1,503.59 km) |
| Dorchester to Avila | 703.77 mi (1,132.60 km) |
| Dorchester to Aviles | 520.72 mi (838.02 km) |
