| Gunbarrel to Hanahan (South Carolina) | 1,476.23 mi (2,375.76 km) |
| Gunbarrel to Hanford (California) | 826.60 mi (1,330.29 km) |
| Gunbarrel to Hannibal (Missouri) | 730.11 mi (1,174.99 km) |
| Gunbarrel to Hanover (Pennsylvania) | 1,487.11 mi (2,393.27 km) |
| Gunbarrel to Hanover Park (Illinois) | 895.87 mi (1,441.77 km) |
| Gunbarrel to Happy Valley (Oregon) | 952.25 mi (1,532.50 km) |
| Gunbarrel to Harker Heights (Texas) | 751.77 mi (1,209.86 km) |
| Gunbarrel to Harlingen (Texas) | 1,050.45 mi (1,690.53 km) |
| Gunbarrel to Harper Woods (Michigan) | 1,163.57 mi (1,872.59 km) |
| Gunbarrel to Harrisburg (North Carolina) | 1,375.63 mi (2,213.86 km) |
| Gunbarrel to Harrisburg (Pennsylvania) | 1,487.15 mi (2,393.34 km) |
| Gunbarrel to Harrison (Arkansas) | 705.21 mi (1,134.93 km) |
| Gunbarrel to Harrison (New Jersey) | 1,624.16 mi (2,613.83 km) |
| Gunbarrel to Harrison (New York) | 1,643.76 mi (2,645.38 km) |
| Gunbarrel to Harrison (Ohio) | 1,083.32 mi (1,743.43 km) |
