| Upper Grand Lagoon to Argentona | 4,784.55 mi (7,699.98 km) |
| Upper Grand Lagoon to Arico el Nuevo | 4,111.40 mi (6,616.66 km) |
| Upper Grand Lagoon to Armilla | 4,598.29 mi (7,400.23 km) |
| Upper Grand Lagoon to Arnedo | 4,552.06 mi (7,325.84 km) |
| Upper Grand Lagoon to Arona | 4,103.10 mi (6,603.30 km) |
| Upper Grand Lagoon to Arrecife | 4,260.24 mi (6,856.20 km) |
| Upper Grand Lagoon to Arrigorriaga | 4,491.79 mi (7,228.83 km) |
| Upper Grand Lagoon to Arroyomolinos | 4,509.25 mi (7,256.94 km) |
| Upper Grand Lagoon to Arteijo | 4,219.44 mi (6,790.53 km) |
| Upper Grand Lagoon to Arucas | 4,168.77 mi (6,708.99 km) |
| Upper Grand Lagoon to Aspe | 4,712.82 mi (7,584.55 km) |
| Upper Grand Lagoon to Astorga | 4,354.85 mi (7,008.46 km) |
| Upper Grand Lagoon to Atarfe | 4,592.72 mi (7,391.27 km) |
| Upper Grand Lagoon to Avila | 4,461.64 mi (7,180.32 km) |
| Upper Grand Lagoon to Aviles | 4,339.97 mi (6,984.51 km) |
