| Hemel Hempstead to Ayr | 307.50 mi (494.87 km) |
| Hemel Hempstead to Bacup | 153.02 mi (246.26 km) |
| Hemel Hempstead to Baguley | 136.72 mi (220.03 km) |
| Hemel Hempstead to Baildon | 154.72 mi (249.00 km) |
| Hemel Hempstead to Bailleston | 319.54 mi (514.26 km) |
| Hemel Hempstead to Balderton | 90.88 mi (146.27 km) |
| Hemel Hempstead to Baldock | 20.27 mi (32.62 km) |
| Hemel Hempstead to Balham | 25.32 mi (40.75 km) |
| Hemel Hempstead to Bamber Bridge | 164.40 mi (264.58 km) |
| Hemel Hempstead to Banbridge | 299.65 mi (482.24 km) |
| Hemel Hempstead to Banbury | 42.65 mi (68.64 km) |
| Hemel Hempstead to Bangor | 294.26 mi (473.57 km) |
| Hemel Hempstead to Bangor | 184.59 mi (297.07 km) |
| Hemel Hempstead to Banstead | 31.86 mi (51.27 km) |
| Hemel Hempstead to Bargoed | 118.67 mi (190.98 km) |
