| Greenock to Argentona | 1,045.41 mi (1,682.43 km) |
| Greenock to Arico el Nuevo | 2,003.88 mi (3,224.93 km) |
| Greenock to Armilla | 1,300.05 mi (2,092.24 km) |
| Greenock to Arnedo | 956.33 mi (1,539.06 km) |
| Greenock to Arona | 2,012.61 mi (3,238.98 km) |
| Greenock to Arrecife | 1,914.19 mi (3,080.59 km) |
| Greenock to Arrigorriaga | 884.33 mi (1,423.19 km) |
| Greenock to Arroyomolinos | 1,084.32 mi (1,745.05 km) |
| Greenock to Arteijo | 889.33 mi (1,431.25 km) |
| Greenock to Arucas | 1,995.33 mi (3,211.17 km) |
| Greenock to Aspe | 1,230.24 mi (1,979.89 km) |
| Greenock to Astorga | 933.94 mi (1,503.04 km) |
| Greenock to Atarfe | 1,294.88 mi (2,083.92 km) |
| Greenock to Avila | 1,057.13 mi (1,701.29 km) |
| Greenock to Aviles | 857.82 mi (1,380.53 km) |
