| Ciechanow to Arico el Nuevo | 2,542.12 mi (4,091.15 km) |
| Ciechanow to Armilla | 1,592.67 mi (2,563.16 km) |
| Ciechanow to Arnedo | 1,281.73 mi (2,062.75 km) |
| Ciechanow to Arona | 2,553.89 mi (4,110.09 km) |
| Ciechanow to Arrecife | 2,391.75 mi (3,849.14 km) |
| Ciechanow to Arrigorriaga | 1,266.35 mi (2,038.00 km) |
| Ciechanow to Arroyomolinos | 1,442.64 mi (2,321.71 km) |
| Ciechanow to Arteijo | 1,484.76 mi (2,389.49 km) |
| Ciechanow to Arucas | 2,510.18 mi (4,039.74 km) |
| Ciechanow to Aspe | 1,430.64 mi (2,302.40 km) |
| Ciechanow to Astorga | 1,423.20 mi (2,290.43 km) |
| Ciechanow to Atarfe | 1,591.34 mi (2,561.01 km) |
| Ciechanow to Avila | 1,453.32 mi (2,338.89 km) |
| Ciechanow to Aviles | 1,369.93 mi (2,204.69 km) |
| Ciechanow to Ayamonte | 1,726.15 mi (2,777.97 km) |
