| Keystone to Hamtramck (Michigan) | 985.89 mi (1,586.64 km) |
| Keystone to Hanahan (South Carolina) | 365.80 mi (588.69 km) |
| Keystone to Hanford (California) | 2,223.93 mi (3,579.07 km) |
| Keystone to Hannibal (Missouri) | 944.47 mi (1,519.98 km) |
| Keystone to Hanover (Pennsylvania) | 868.34 mi (1,397.46 km) |
| Keystone to Hanover Park (Illinois) | 1,006.45 mi (1,619.73 km) |
| Keystone to Happy Valley (Oregon) | 2,476.69 mi (3,985.85 km) |
| Keystone to Harker Heights (Texas) | 925.40 mi (1,489.29 km) |
| Keystone to Harlingen (Texas) | 937.11 mi (1,508.14 km) |
| Keystone to Harper Woods (Michigan) | 988.75 mi (1,591.23 km) |
| Keystone to Harrisburg (North Carolina) | 509.22 mi (819.52 km) |
| Keystone to Harrisburg (Pennsylvania) | 899.85 mi (1,448.17 km) |
| Keystone to Harrison (Arkansas) | 831.21 mi (1,337.70 km) |
| Keystone to Harrison (New Jersey) | 994.30 mi (1,600.16 km) |
| Keystone to Harrison (New York) | 1,022.71 mi (1,645.89 km) |
