| Mercer Island to Argentona | 5,410.66 mi (8,707.61 km) |
| Mercer Island to Arico el Nuevo | 5,472.15 mi (8,806.58 km) |
| Mercer Island to Armilla | 5,469.11 mi (8,801.68 km) |
| Mercer Island to Arnedo | 5,238.23 mi (8,430.12 km) |
| Mercer Island to Arona | 5,469.47 mi (8,802.27 km) |
| Mercer Island to Arrecife | 5,548.95 mi (8,930.17 km) |
| Mercer Island to Arrigorriaga | 5,159.58 mi (8,303.54 km) |
| Mercer Island to Arroyomolinos | 5,288.67 mi (8,511.30 km) |
| Mercer Island to Arteijo | 4,976.09 mi (8,008.24 km) |
| Mercer Island to Arucas | 5,515.01 mi (8,875.55 km) |
| Mercer Island to Aspe | 5,495.14 mi (8,843.57 km) |
| Mercer Island to Astorga | 5,100.30 mi (8,208.14 km) |
| Mercer Island to Atarfe | 5,462.66 mi (8,791.30 km) |
| Mercer Island to Avila | 5,242.49 mi (8,436.97 km) |
| Mercer Island to Aviles | 5,046.46 mi (8,121.49 km) |
