| Heiloo to Amorebieta | 733.37 mi (1,180.25 km) |
| Heiloo to Amposta | 844.21 mi (1,358.62 km) |
| Heiloo to Amurrio | 749.55 mi (1,206.29 km) |
| Heiloo to Andoain | 718.68 mi (1,156.60 km) |
| Heiloo to Andraitx | 906.55 mi (1,458.95 km) |
| Heiloo to Andujar | 1,090.60 mi (1,755.15 km) |
| Heiloo to Antequera | 1,166.41 mi (1,877.16 km) |
| Heiloo to Antigua | 1,926.15 mi (3,099.84 km) |
| Heiloo to Aranda de Duero | 850.00 mi (1,367.94 km) |
| Heiloo to Aranjuez | 953.24 mi (1,534.08 km) |
| Heiloo to Archena | 1,041.65 mi (1,676.38 km) |
| Heiloo to Arcos de la Frontera | 1,207.97 mi (1,944.05 km) |
| Heiloo to Arenys de Mar | 767.97 mi (1,235.93 km) |
| Heiloo to Arenys de Munt | 765.92 mi (1,232.62 km) |
| Heiloo to Argentona | 770.70 mi (1,240.33 km) |
