| Portage to Argentona | 4,303.81 mi (6,926.32 km) |
| Portage to Arico el Nuevo | 3,911.42 mi (6,294.83 km) |
| Portage to Armilla | 4,199.79 mi (6,758.91 km) |
| Portage to Arnedo | 4,083.37 mi (6,571.54 km) |
| Portage to Arona | 3,905.68 mi (6,285.59 km) |
| Portage to Arrecife | 4,029.71 mi (6,485.20 km) |
| Portage to Arrigorriaga | 4,014.23 mi (6,460.28 km) |
| Portage to Arroyomolinos | 4,072.73 mi (6,554.42 km) |
| Portage to Arteijo | 3,762.87 mi (6,055.76 km) |
| Portage to Arucas | 3,963.36 mi (6,378.42 km) |
| Portage to Aspe | 4,285.11 mi (6,896.22 km) |
| Portage to Astorga | 3,899.70 mi (6,275.96 km) |
| Portage to Atarfe | 4,193.68 mi (6,749.07 km) |
| Portage to Avila | 4,023.79 mi (6,475.67 km) |
| Portage to Aviles | 3,870.08 mi (6,228.29 km) |
