| Mackworth to Hilliard (Ohio) | 3,766.56 mi (6,061.69 km) |
| Mackworth to Hillsboro (Oregon) | 4,805.70 mi (7,734.03 km) |
| Mackworth to Hillsborough (California) | 5,252.82 mi (8,453.60 km) |
| Mackworth to Hillsborough (New Jersey) | 3,410.06 mi (5,487.96 km) |
| Mackworth to Hilo (Hawaii) | 7,175.24 mi (11,547.44 km) |
| Mackworth to Hilton Head Island (South Carolina) | 4,051.09 mi (6,519.59 km) |
| Mackworth to Hinesville (Georgia) | 4,104.30 mi (6,605.23 km) |
| Mackworth to Hinsdale (Illinois) | 3,864.83 mi (6,219.85 km) |
| Mackworth to Hobart (Indiana) | 3,853.89 mi (6,202.24 km) |
| Mackworth to Hobbs (New Mexico) | 4,890.38 mi (7,870.31 km) |
| Mackworth to Hobe Sound (Florida) | 4,285.09 mi (6,896.18 km) |
| Mackworth to Hoboken (New Jersey) | 3,374.46 mi (5,430.66 km) |
| Mackworth to Hockessin (Delaware) | 3,483.86 mi (5,606.73 km) |
| Mackworth to Hoffman Estates (Illinois) | 3,860.53 mi (6,212.92 km) |
| Mackworth to Holbrook (New York) | 3,333.91 mi (5,365.42 km) |
