| Boadilla del Monte to Bradford-on-Avon | 759.86 mi (1,222.88 km) |
| Boadilla del Monte to Bradwell | 817.69 mi (1,315.95 km) |
| Boadilla del Monte to Braintree | 820.00 mi (1,319.66 km) |
| Boadilla del Monte to Bramhall | 898.34 mi (1,445.73 km) |
| Boadilla del Monte to Brandon | 858.64 mi (1,381.84 km) |
| Boadilla del Monte to Braunstone | 853.12 mi (1,372.97 km) |
| Boadilla del Monte to Bredbury | 902.88 mi (1,453.05 km) |
| Boadilla del Monte to Brentwood | 799.95 mi (1,287.39 km) |
| Boadilla del Monte to Bridgnorth | 840.78 mi (1,353.11 km) |
| Boadilla del Monte to Bridgwater | 741.96 mi (1,194.07 km) |
| Boadilla del Monte to Bridlington | 960.17 mi (1,545.25 km) |
| Boadilla del Monte to Bridport | 715.52 mi (1,151.52 km) |
| Boadilla del Monte to Brierley Hill | 838.22 mi (1,348.99 km) |
| Boadilla del Monte to Brighouse | 924.05 mi (1,487.11 km) |
| Boadilla del Monte to Brighton | 741.60 mi (1,193.49 km) |
