| Hemel Hempstead to Borgosatollo | 652.54 mi (1,050.17 km) |
| Hemel Hempstead to Borgosesia | 575.77 mi (926.61 km) |
| Hemel Hempstead to Boscoreale | 1,038.34 mi (1,671.05 km) |
| Hemel Hempstead to Boscotrecase | 1,036.91 mi (1,668.74 km) |
| Hemel Hempstead to Botticino Sera | 649.50 mi (1,045.27 km) |
| Hemel Hempstead to Bovalino Marina | 1,237.04 mi (1,990.82 km) |
| Hemel Hempstead to Boves | 631.65 mi (1,016.54 km) |
| Hemel Hempstead to Boville Ernica | 957.70 mi (1,541.27 km) |
| Hemel Hempstead to Bovisio Masciago | 609.19 mi (980.40 km) |
| Hemel Hempstead to Bovolone | 694.26 mi (1,117.31 km) |
| Hemel Hempstead to Bra | 618.92 mi (996.05 km) |
| Hemel Hempstead to Bracciano | 892.59 mi (1,436.49 km) |
| Hemel Hempstead to Brandizzo | 591.93 mi (952.62 km) |
| Hemel Hempstead to Breganze | 688.35 mi (1,107.79 km) |
| Hemel Hempstead to Brembate | 623.20 mi (1,002.95 km) |
