| Castricum to Amorebieta | 729.33 mi (1,173.75 km) |
| Castricum to Amposta | 840.33 mi (1,352.38 km) |
| Castricum to Amurrio | 745.51 mi (1,199.78 km) |
| Castricum to Andoain | 714.64 mi (1,150.10 km) |
| Castricum to Andraitx | 902.84 mi (1,452.98 km) |
| Castricum to Andujar | 1,086.57 mi (1,748.67 km) |
| Castricum to Antequera | 1,162.39 mi (1,870.68 km) |
| Castricum to Antigua | 1,922.13 mi (3,093.37 km) |
| Castricum to Aranda de Duero | 845.96 mi (1,361.44 km) |
| Castricum to Aranjuez | 949.20 mi (1,527.59 km) |
| Castricum to Archena | 1,037.71 mi (1,670.04 km) |
| Castricum to Arcos de la Frontera | 1,203.93 mi (1,937.54 km) |
| Castricum to Arenys de Mar | 764.25 mi (1,229.94 km) |
| Castricum to Arenys de Munt | 762.19 mi (1,226.63 km) |
| Castricum to Argentona | 766.96 mi (1,234.31 km) |
