| Royston to Hilliard (Ohio) | 3,848.70 mi (6,193.88 km) |
| Royston to Hillsboro (Oregon) | 4,893.17 mi (7,874.79 km) |
| Royston to Hillsborough (California) | 5,340.92 mi (8,595.38 km) |
| Royston to Hillsborough (New Jersey) | 3,489.11 mi (5,615.19 km) |
| Royston to Hilo (Hawaii) | 7,257.32 mi (11,679.53 km) |
| Royston to Hilton Head Island (South Carolina) | 4,127.72 mi (6,642.92 km) |
| Royston to Hinesville (Georgia) | 4,181.17 mi (6,728.94 km) |
| Royston to Hinsdale (Illinois) | 3,949.24 mi (6,355.69 km) |
| Royston to Hobart (Indiana) | 3,938.01 mi (6,337.61 km) |
| Royston to Hobbs (New Mexico) | 4,976.04 mi (8,008.16 km) |
| Royston to Hobe Sound (Florida) | 4,358.10 mi (7,013.68 km) |
| Royston to Hoboken (New Jersey) | 3,453.40 mi (5,557.71 km) |
| Royston to Hockessin (Delaware) | 3,562.88 mi (5,733.90 km) |
| Royston to Hoffman Estates (Illinois) | 3,945.10 mi (6,349.03 km) |
| Royston to Holbrook (New York) | 3,412.47 mi (5,491.84 km) |
