| Castleton to Ames | 795.41 mi (1,280.09 km) |
| Castleton to Amorebieta | 717.06 mi (1,153.99 km) |
| Castleton to Amposta | 899.11 mi (1,446.98 km) |
| Castleton to Amurrio | 729.08 mi (1,173.34 km) |
| Castleton to Andoain | 716.81 mi (1,153.59 km) |
| Castleton to Andraitx | 992.16 mi (1,596.73 km) |
| Castleton to Andujar | 1,078.20 mi (1,735.20 km) |
| Castleton to Antequera | 1,150.73 mi (1,851.92 km) |
| Castleton to Antigua | 1,840.02 mi (2,961.23 km) |
| Castleton to Aranda de Duero | 825.67 mi (1,328.78 km) |
| Castleton to Aranjuez | 939.11 mi (1,511.35 km) |
| Castleton to Archena | 1,070.07 mi (1,722.12 km) |
| Castleton to Arcos de la Frontera | 1,176.52 mi (1,893.43 km) |
| Castleton to Arenys de Mar | 857.95 mi (1,380.74 km) |
| Castleton to Arenys de Munt | 855.75 mi (1,377.20 km) |
