| Rietberg to Arico el Nuevo | 2,076.91 mi (3,342.47 km) |
| Rietberg to Armilla | 1,170.20 mi (1,883.26 km) |
| Rietberg to Arnedo | 825.70 mi (1,328.84 km) |
| Rietberg to Arona | 2,088.08 mi (3,360.44 km) |
| Rietberg to Arrecife | 1,940.34 mi (3,122.67 km) |
| Rietberg to Arrigorriaga | 792.90 mi (1,276.05 km) |
| Rietberg to Arroyomolinos | 989.59 mi (1,592.59 km) |
| Rietberg to Arteijo | 980.41 mi (1,577.81 km) |
| Rietberg to Arucas | 2,050.68 mi (3,300.25 km) |
| Rietberg to Aspe | 1,030.45 mi (1,658.36 km) |
| Rietberg to Astorga | 935.40 mi (1,505.38 km) |
| Rietberg to Atarfe | 1,167.48 mi (1,878.88 km) |
| Rietberg to Avila | 990.15 mi (1,593.50 km) |
| Rietberg to Aviles | 874.50 mi (1,407.37 km) |
| Rietberg to Ayamonte | 1,269.50 mi (2,043.07 km) |
