| Grinon to Hormigueros (Puerto Rico) | 4,018.93 mi (6,467.84 km) |
| Grinon to Horn Lake (Mississippi) | 4,540.04 mi (7,306.48 km) |
| Grinon to Hot Springs (Arkansas) | 4,699.21 mi (7,562.65 km) |
| Grinon to Hot Springs Village (Arkansas) | 4,688.63 mi (7,545.63 km) |
| Grinon to Houma (Louisiana) | 4,781.05 mi (7,694.36 km) |
| Grinon to Houston (Texas) | 4,999.92 mi (8,046.59 km) |
| Grinon to Howard (Wisconsin) | 4,110.32 mi (6,614.93 km) |
| Grinon to Huber Heights (Ohio) | 4,086.11 mi (6,575.97 km) |
| Grinon to Hudson (Florida) | 4,429.04 mi (7,127.86 km) |
| Grinon to Hudson (Ohio) | 3,917.55 mi (6,304.68 km) |
| Grinon to Hudson (Wisconsin) | 4,295.63 mi (6,913.16 km) |
| Grinon to Hueytown (Alabama) | 4,452.49 mi (7,165.59 km) |
| Grinon to Hugo (Minnesota) | 4,298.13 mi (6,917.18 km) |
| Grinon to Humacao (Puerto Rico) | 3,950.12 mi (6,357.10 km) |
| Grinon to Humble (Texas) | 4,985.50 mi (8,023.39 km) |
