| Boussu to Arico el Nuevo | 1,867.85 mi (3,006.01 km) |
| Boussu to Armilla | 988.23 mi (1,590.40 km) |
| Boussu to Arnedo | 633.09 mi (1,018.86 km) |
| Boussu to Arona | 1,878.76 mi (3,023.58 km) |
| Boussu to Arrecife | 1,737.14 mi (2,795.66 km) |
| Boussu to Arrigorriaga | 590.25 mi (949.91 km) |
| Boussu to Arroyomolinos | 794.64 mi (1,278.85 km) |
| Boussu to Arteijo | 760.25 mi (1,223.50 km) |
| Boussu to Arucas | 1,843.86 mi (2,967.40 km) |
| Boussu to Aspe | 864.61 mi (1,391.46 km) |
| Boussu to Astorga | 722.54 mi (1,162.81 km) |
| Boussu to Atarfe | 984.83 mi (1,584.94 km) |
| Boussu to Avila | 789.58 mi (1,270.71 km) |
| Boussu to Aviles | 658.44 mi (1,059.65 km) |
| Boussu to Ayamonte | 1,068.57 mi (1,719.70 km) |
