| Keystone to Harrison (Ohio) | 778.95 mi (1,253.60 km) |
| Keystone to Harrison (Wisconsin) | 1,153.60 mi (1,856.54 km) |
| Keystone to Harrisonburg (Virginia) | 743.63 mi (1,196.76 km) |
| Keystone to Hartford (Connecticut) | 1,094.98 mi (1,762.20 km) |
| Keystone to Hartford (Wisconsin) | 1,097.78 mi (1,766.70 km) |
| Keystone to Hartselle (Alabama) | 505.43 mi (813.42 km) |
| Keystone to Hartsville (Tennessee) | 607.29 mi (977.34 km) |
| Keystone to Harvey (Illinois) | 973.69 mi (1,567.00 km) |
| Keystone to Harvey (Louisiana) | 467.10 mi (751.73 km) |
| Keystone to Hasbrouck Heights (New Jersey) | 1,003.45 mi (1,614.89 km) |
| Keystone to Haslett (Michigan) | 1,015.24 mi (1,633.88 km) |
| Keystone to Hastings (Minnesota) | 1,278.35 mi (2,057.31 km) |
| Keystone to Hastings (Nebraska) | 1,242.35 mi (1,999.37 km) |
| Keystone to Hattiesburg (Mississippi) | 458.79 mi (738.35 km) |
| Keystone to Hauppauge (New York) | 1,025.53 mi (1,650.43 km) |
