| Most to Berga | 806.76 mi (1,298.35 km) |
| Most to Berja | 1,250.13 mi (2,011.90 km) |
| Most to Bermeo | 910.69 mi (1,465.61 km) |
| Most to Berriozar | 895.71 mi (1,441.50 km) |
| Most to Betanzos | 1,140.23 mi (1,835.03 km) |
| Most to Betera | 1,017.39 mi (1,637.32 km) |
| Most to Bilbao | 925.45 mi (1,489.37 km) |
| Most to Binefar | 871.96 mi (1,403.29 km) |
| Most to Binisalem | 912.60 mi (1,468.69 km) |
| Most to Blanes | 799.69 mi (1,286.98 km) |
| Most to Boadilla del Monte | 1,093.83 mi (1,760.35 km) |
| Most to Boiro | 1,193.50 mi (1,920.75 km) |
| Most to Bolanos de Calatrava | 1,165.56 mi (1,875.78 km) |
| Most to Bollullos de la Mitacion | 1,332.43 mi (2,144.33 km) |
| Most to Bollullos par del Condado | 1,346.79 mi (2,167.44 km) |
