| Castalla to Benisa | 39.88 mi (64.18 km) |
| Castalla to Berga | 275.92 mi (444.05 km) |
| Castalla to Berja | 173.53 mi (279.27 km) |
| Castalla to Bermeo | 350.04 mi (563.33 km) |
| Castalla to Berriozar | 297.56 mi (478.87 km) |
| Castalla to Betanzos | 509.08 mi (819.29 km) |
| Castalla to Betera | 69.68 mi (112.14 km) |
| Castalla to Bilbao | 342.76 mi (551.61 km) |
| Castalla to Binefar | 230.54 mi (371.01 km) |
| Castalla to Binisalem | 202.21 mi (325.43 km) |
| Castalla to Blanes | 280.43 mi (451.30 km) |
| Castalla to Boadilla del Monte | 211.69 mi (340.69 km) |
| Castalla to Boiro | 514.09 mi (827.35 km) |
| Castalla to Bolanos de Calatrava | 165.33 mi (266.08 km) |
| Castalla to Bollullos de la Mitacion | 310.04 mi (498.96 km) |
