| Hemel Hempstead to Hermiston (Oregon) | 4,779.89 mi (7,692.48 km) |
| Hemel Hempstead to Hermitage (Pennsylvania) | 3,677.45 mi (5,918.29 km) |
| Hemel Hempstead to Hermosa Beach (California) | 5,433.87 mi (8,744.97 km) |
| Hemel Hempstead to Hernando (Mississippi) | 4,357.28 mi (7,012.36 km) |
| Hemel Hempstead to Herndon (Virginia) | 3,656.77 mi (5,885.01 km) |
| Hemel Hempstead to Herriman (Utah) | 4,857.58 mi (7,817.52 km) |
| Hemel Hempstead to Herrin (Illinois) | 4,174.76 mi (6,718.63 km) |
| Hemel Hempstead to Hershey (Pennsylvania) | 3,568.03 mi (5,742.19 km) |
| Hemel Hempstead to Hesperia (California) | 5,368.71 mi (8,640.10 km) |
| Hemel Hempstead to Hewitt (Texas) | 4,811.64 mi (7,743.59 km) |
| Hemel Hempstead to Hialeah (Florida) | 4,410.53 mi (7,098.06 km) |
| Hemel Hempstead to Hialeah Gardens (Florida) | 4,411.82 mi (7,100.13 km) |
| Hemel Hempstead to Hibbing (Minnesota) | 3,865.64 mi (6,221.14 km) |
| Hemel Hempstead to Hickory (North Carolina) | 3,966.70 mi (6,383.78 km) |
| Hemel Hempstead to Hickory Hills (Illinois) | 3,941.43 mi (6,343.11 km) |
