| Greenock to Haverhill (Massachusetts) | 2,991.54 mi (4,814.41 km) |
| Greenock to Havre de Grace (Maryland) | 3,335.10 mi (5,367.33 km) |
| Greenock to Hawaiian Gardens (California) | 5,106.26 mi (8,217.73 km) |
| Greenock to Hawaiian Paradise Park (Hawaii) | 6,935.24 mi (11,161.18 km) |
| Greenock to Hawthorne (California) | 5,109.76 mi (8,223.37 km) |
| Greenock to Hawthorne (New Jersey) | 3,193.23 mi (5,139.01 km) |
| Greenock to Hayden (Idaho) | 4,271.25 mi (6,873.91 km) |
| Greenock to Hayesville (Oregon) | 4,596.01 mi (7,396.56 km) |
| Greenock to Hays (Kansas) | 4,211.72 mi (6,778.10 km) |
| Greenock to Haysville (Kansas) | 4,213.40 mi (6,780.82 km) |
| Greenock to Hayward (California) | 5,001.99 mi (8,049.93 km) |
| Greenock to Hazel Crest (Illinois) | 3,664.01 mi (5,896.65 km) |
| Greenock to Hazel Dell (Washington) | 4,546.93 mi (7,317.57 km) |
| Greenock to Hazel Park (Michigan) | 3,454.15 mi (5,558.92 km) |
| Greenock to Hazelwood (Missouri) | 3,901.64 mi (6,279.08 km) |
