| Castleford to Argentona | 857.90 mi (1,380.66 km) |
| Castleford to Arico el Nuevo | 1,923.31 mi (3,095.26 km) |
| Castleford to Armilla | 1,149.69 mi (1,850.24 km) |
| Castleford to Arnedo | 795.26 mi (1,279.84 km) |
| Castleford to Arona | 1,932.93 mi (3,110.76 km) |
| Castleford to Arrecife | 1,817.62 mi (2,925.18 km) |
| Castleford to Arrigorriaga | 729.38 mi (1,173.82 km) |
| Castleford to Arroyomolinos | 936.80 mi (1,507.64 km) |
| Castleford to Arteijo | 789.47 mi (1,270.53 km) |
| Castleford to Arucas | 1,908.92 mi (3,072.11 km) |
| Castleford to Aspe | 1,062.36 mi (1,709.70 km) |
| Castleford to Astorga | 807.11 mi (1,298.92 km) |
| Castleford to Atarfe | 1,145.00 mi (1,842.70 km) |
| Castleford to Avila | 915.93 mi (1,474.05 km) |
| Castleford to Aviles | 731.72 mi (1,177.59 km) |
