| Hemel Hempstead to Ashwaubenon (Wisconsin) | 3,824.13 mi (6,154.34 km) |
| Hemel Hempstead to Aspen Hill (Maryland) | 3,638.88 mi (5,856.21 km) |
| Hemel Hempstead to Astoria (Oregon) | 4,882.17 mi (7,857.10 km) |
| Hemel Hempstead to Atascadero (California) | 5,412.53 mi (8,710.62 km) |
| Hemel Hempstead to Atascocita (Texas) | 4,810.36 mi (7,741.52 km) |
| Hemel Hempstead to Atchison (Kansas) | 4,320.04 mi (6,952.43 km) |
| Hemel Hempstead to Athens (Alabama) | 4,239.87 mi (6,823.41 km) |
| Hemel Hempstead to Athens (Georgia) | 4,136.11 mi (6,656.42 km) |
| Hemel Hempstead to Athens (Ohio) | 3,829.81 mi (6,163.48 km) |
| Hemel Hempstead to Athens (Tennessee) | 4,113.07 mi (6,619.34 km) |
| Hemel Hempstead to Athens (Texas) | 4,719.78 mi (7,595.75 km) |
| Hemel Hempstead to Atlanta (Georgia) | 4,188.08 mi (6,740.07 km) |
| Hemel Hempstead to Atlantic Beach (Florida) | 4,232.94 mi (6,812.25 km) |
| Hemel Hempstead to Atlantic City (New Jersey) | 3,518.80 mi (5,662.95 km) |
| Hemel Hempstead to Attleboro (Massachusetts) | 3,279.41 mi (5,277.71 km) |
