| Greenock to Hanahan (South Carolina) | 3,816.61 mi (6,142.23 km) |
| Greenock to Hanford (California) | 5,008.14 mi (8,059.82 km) |
| Greenock to Hannibal (Missouri) | 3,890.70 mi (6,261.47 km) |
| Greenock to Hanover (Pennsylvania) | 3,355.14 mi (5,399.58 km) |
| Greenock to Hanover Park (Illinois) | 3,660.05 mi (5,890.27 km) |
| Greenock to Happy Valley (Oregon) | 4,557.22 mi (7,334.13 km) |
| Greenock to Harker Heights (Texas) | 4,574.84 mi (7,362.49 km) |
| Greenock to Harlingen (Texas) | 4,845.06 mi (7,797.37 km) |
| Greenock to Harper Woods (Michigan) | 3,449.11 mi (5,550.80 km) |
| Greenock to Harrisburg (North Carolina) | 3,718.40 mi (5,984.18 km) |
| Greenock to Harrisburg (Pennsylvania) | 3,328.95 mi (5,357.43 km) |
| Greenock to Harrison (Arkansas) | 4,132.69 mi (6,650.92 km) |
| Greenock to Harrison (New Jersey) | 3,203.26 mi (5,155.15 km) |
| Greenock to Harrison (New York) | 3,173.48 mi (5,107.22 km) |
| Greenock to Harrison (Ohio) | 3,673.69 mi (5,912.23 km) |
