| Hemel Hempstead to Brownhills | 87.53 mi (140.86 km) |
| Hemel Hempstead to Broxbourne | 19.15 mi (30.81 km) |
| Hemel Hempstead to Broxburn | 313.68 mi (504.82 km) |
| Hemel Hempstead to Bryn | 151.57 mi (243.94 km) |
| Hemel Hempstead to Buckhurst Hill | 23.19 mi (37.32 km) |
| Hemel Hempstead to Buckie | 421.14 mi (677.76 km) |
| Hemel Hempstead to Buckingham | 27.69 mi (44.56 km) |
| Hemel Hempstead to Buckley | 147.47 mi (237.33 km) |
| Hemel Hempstead to Bucksburn | 380.97 mi (613.11 km) |
| Hemel Hempstead to Bude | 187.29 mi (301.41 km) |
| Hemel Hempstead to Bulwell | 91.55 mi (147.34 km) |
| Hemel Hempstead to Burbage | 65.25 mi (105.01 km) |
| Hemel Hempstead to Burgess Hill | 57.16 mi (91.99 km) |
| Hemel Hempstead to Burnham | 16.81 mi (27.06 km) |
| Hemel Hempstead to Burnham-on-Sea | 114.26 mi (183.88 km) |
