| Grinon to Hilliard (Ohio) | 4,035.85 mi (6,495.08 km) |
| Grinon to Hillsboro (Oregon) | 5,418.48 mi (8,720.20 km) |
| Grinon to Hillsborough (California) | 5,803.35 mi (9,339.59 km) |
| Grinon to Hillsborough (New Jersey) | 3,619.66 mi (5,825.29 km) |
| Grinon to Hilo (Hawaii) | 7,902.62 mi (12,718.03 km) |
| Grinon to Hilton Head Island (South Carolina) | 4,189.16 mi (6,741.81 km) |
| Grinon to Hinesville (Georgia) | 4,245.47 mi (6,832.43 km) |
| Grinon to Hinsdale (Illinois) | 4,195.19 mi (6,751.51 km) |
| Grinon to Hobart (Indiana) | 4,175.47 mi (6,719.77 km) |
| Grinon to Hobbs (New Mexico) | 5,237.85 mi (8,429.50 km) |
| Grinon to Hobe Sound (Florida) | 4,348.45 mi (6,998.16 km) |
| Grinon to Hoboken (New Jersey) | 3,583.06 mi (5,766.37 km) |
| Grinon to Hockessin (Delaware) | 3,690.01 mi (5,938.49 km) |
| Grinon to Hoffman Estates (Illinois) | 4,196.08 mi (6,752.94 km) |
| Grinon to Holbrook (New York) | 3,535.82 mi (5,690.35 km) |
