| Hemel Hempstead to Buenaventura Lakes (Florida) | 4,330.29 mi (6,968.94 km) |
| Hemel Hempstead to Buffalo (Minnesota) | 4,001.36 mi (6,439.56 km) |
| Hemel Hempstead to Buffalo (New York) | 3,540.84 mi (5,698.43 km) |
| Hemel Hempstead to Buffalo Grove (Illinois) | 3,925.85 mi (6,318.04 km) |
| Hemel Hempstead to Buford (Georgia) | 4,153.17 mi (6,683.88 km) |
| Hemel Hempstead to Bull Run (Virginia) | 3,670.80 mi (5,907.58 km) |
| Hemel Hempstead to Bullhead City (Arizona) | 5,237.57 mi (8,429.06 km) |
| Hemel Hempstead to Burbank (California) | 5,413.05 mi (8,711.47 km) |
| Hemel Hempstead to Burbank (Illinois) | 3,938.25 mi (6,338.01 km) |
| Hemel Hempstead to Burien (Washington) | 4,769.54 mi (7,675.83 km) |
| Hemel Hempstead to Burkburnett (Texas) | 4,727.47 mi (7,608.13 km) |
| Hemel Hempstead to Burke (Virginia) | 3,660.48 mi (5,890.98 km) |
| Hemel Hempstead to Burke Centre (Virginia) | 3,661.38 mi (5,892.42 km) |
| Hemel Hempstead to Burleson (Texas) | 4,761.52 mi (7,662.92 km) |
| Hemel Hempstead to Burley (Idaho) | 4,801.34 mi (7,727.02 km) |
