| Blackrock to Hilliard (Ohio) | 3,576.84 mi (5,756.37 km) |
| Blackrock to Hillsboro (Oregon) | 4,659.64 mi (7,498.97 km) |
| Blackrock to Hillsborough (California) | 5,096.10 mi (8,201.39 km) |
| Blackrock to Hillsborough (New Jersey) | 3,217.43 mi (5,177.96 km) |
| Blackrock to Hilo (Hawaii) | 7,062.90 mi (11,366.64 km) |
| Blackrock to Hilton Head Island (South Carolina) | 3,857.37 mi (6,207.83 km) |
| Blackrock to Hinesville (Georgia) | 3,910.65 mi (6,293.58 km) |
| Blackrock to Hinsdale (Illinois) | 3,679.06 mi (5,920.88 km) |
| Blackrock to Hobart (Indiana) | 3,667.48 mi (5,902.24 km) |
| Blackrock to Hobbs (New Mexico) | 4,707.85 mi (7,576.56 km) |
| Blackrock to Hobe Sound (Florida) | 4,090.97 mi (6,583.78 km) |
| Blackrock to Hoboken (New Jersey) | 3,181.76 mi (5,120.55 km) |
| Blackrock to Hockessin (Delaware) | 3,291.21 mi (5,296.69 km) |
| Blackrock to Hoffman Estates (Illinois) | 3,675.13 mi (5,914.55 km) |
| Blackrock to Holbrook (New York) | 3,140.99 mi (5,054.93 km) |
