| River Ridge to Argentona | 5,005.55 mi (8,055.66 km) |
| River Ridge to Arico el Nuevo | 4,370.84 mi (7,034.18 km) |
| River Ridge to Armilla | 4,834.54 mi (7,780.44 km) |
| River Ridge to Arnedo | 4,774.92 mi (7,684.49 km) |
| River Ridge to Arona | 4,362.73 mi (7,021.13 km) |
| River Ridge to Arrecife | 4,517.33 mi (7,269.94 km) |
| River Ridge to Arrigorriaga | 4,712.57 mi (7,584.14 km) |
| River Ridge to Arroyomolinos | 4,738.41 mi (7,625.73 km) |
| River Ridge to Arteijo | 4,443.69 mi (7,151.43 km) |
| River Ridge to Arucas | 4,427.88 mi (7,125.99 km) |
| River Ridge to Aspe | 4,944.25 mi (7,957.00 km) |
| River Ridge to Astorga | 4,579.85 mi (7,370.56 km) |
| River Ridge to Atarfe | 4,828.87 mi (7,771.31 km) |
| River Ridge to Avila | 4,690.39 mi (7,548.46 km) |
| River Ridge to Aviles | 4,561.89 mi (7,341.65 km) |
