| Greenock to Harrison (Wisconsin) | 3,556.80 mi (5,724.12 km) |
| Greenock to Harrisonburg (Virginia) | 3,493.96 mi (5,622.98 km) |
| Greenock to Hartford (Connecticut) | 3,099.23 mi (4,987.72 km) |
| Greenock to Hartford (Wisconsin) | 3,602.29 mi (5,797.33 km) |
| Greenock to Hartselle (Alabama) | 4,000.30 mi (6,437.85 km) |
| Greenock to Hartsville (Tennessee) | 3,869.92 mi (6,228.04 km) |
| Greenock to Harvey (Illinois) | 3,660.94 mi (5,891.71 km) |
| Greenock to Harvey (Louisiana) | 4,358.92 mi (7,015.01 km) |
| Greenock to Hasbrouck Heights (New Jersey) | 3,194.61 mi (5,141.24 km) |
| Greenock to Haslett (Michigan) | 3,487.54 mi (5,612.65 km) |
| Greenock to Hastings (Minnesota) | 3,688.77 mi (5,936.50 km) |
| Greenock to Hastings (Nebraska) | 4,089.25 mi (6,581.02 km) |
| Greenock to Hattiesburg (Mississippi) | 4,254.65 mi (6,847.19 km) |
| Greenock to Hauppauge (New York) | 3,163.80 mi (5,091.64 km) |
| Greenock to Havelock (North Carolina) | 3,596.09 mi (5,787.35 km) |
