| Rhyl to Hilliard (Ohio) | 3,681.62 mi (5,924.99 km) |
| Rhyl to Hillsboro (Oregon) | 4,732.87 mi (7,616.83 km) |
| Rhyl to Hillsborough (California) | 5,176.49 mi (8,330.75 km) |
| Rhyl to Hillsborough (New Jersey) | 3,325.17 mi (5,351.34 km) |
| Rhyl to Hilo (Hawaii) | 7,115.02 mi (11,450.51 km) |
| Rhyl to Hilton Head Island (South Carolina) | 3,966.59 mi (6,383.61 km) |
| Rhyl to Hinesville (Georgia) | 4,019.75 mi (6,469.16 km) |
| Rhyl to Hinsdale (Illinois) | 3,780.41 mi (6,083.99 km) |
| Rhyl to Hobart (Indiana) | 3,769.37 mi (6,066.21 km) |
| Rhyl to Hobbs (New Mexico) | 4,806.63 mi (7,735.53 km) |
| Rhyl to Hobe Sound (Florida) | 4,201.58 mi (6,761.78 km) |
| Rhyl to Hoboken (New Jersey) | 3,289.58 mi (5,294.06 km) |
| Rhyl to Hockessin (Delaware) | 3,398.97 mi (5,470.12 km) |
| Rhyl to Hoffman Estates (Illinois) | 3,776.18 mi (6,077.17 km) |
| Rhyl to Holbrook (New York) | 3,249.09 mi (5,228.90 km) |
