| Rickmansworth to Hilliard (Ohio) | 3,842.24 mi (6,183.49 km) |
| Rickmansworth to Hillsboro (Oregon) | 4,903.37 mi (7,891.21 km) |
| Rickmansworth to Hillsborough (California) | 5,348.32 mi (8,607.30 km) |
| Rickmansworth to Hillsborough (New Jersey) | 3,479.86 mi (5,600.29 km) |
| Rickmansworth to Hilo (Hawaii) | 7,275.13 mi (11,708.19 km) |
| Rickmansworth to Hilton Head Island (South Carolina) | 4,116.50 mi (6,624.87 km) |
| Rickmansworth to Hinesville (Georgia) | 4,170.12 mi (6,711.16 km) |
| Rickmansworth to Hinsdale (Illinois) | 3,945.42 mi (6,349.54 km) |
| Rickmansworth to Hobart (Indiana) | 3,933.81 mi (6,330.85 km) |
| Rickmansworth to Hobbs (New Mexico) | 4,973.95 mi (8,004.80 km) |
| Rickmansworth to Hobe Sound (Florida) | 4,344.40 mi (6,991.63 km) |
| Rickmansworth to Hoboken (New Jersey) | 3,444.06 mi (5,542.67 km) |
| Rickmansworth to Hockessin (Delaware) | 3,553.58 mi (5,718.94 km) |
| Rickmansworth to Hoffman Estates (Illinois) | 3,941.50 mi (6,343.22 km) |
| Rickmansworth to Holbrook (New York) | 3,402.81 mi (5,476.29 km) |
