| Grayslake to Hermiston (Oregon) | 1,559.41 mi (2,509.63 km) |
| Grayslake to Hermitage (Pennsylvania) | 398.46 mi (641.26 km) |
| Grayslake to Hermosa Beach (California) | 1,740.47 mi (2,801.02 km) |
| Grayslake to Hernando (Mississippi) | 528.19 mi (850.04 km) |
| Grayslake to Herndon (Virginia) | 604.18 mi (972.33 km) |
| Grayslake to Herriman (Utah) | 1,245.10 mi (2,003.79 km) |
| Grayslake to Herrin (Illinois) | 318.22 mi (512.13 km) |
| Grayslake to Hershey (Pennsylvania) | 607.40 mi (977.52 km) |
| Grayslake to Hesperia (California) | 1,668.58 mi (2,685.32 km) |
| Grayslake to Hewitt (Texas) | 905.55 mi (1,457.34 km) |
| Grayslake to Hialeah (Florida) | 1,219.56 mi (1,962.70 km) |
| Grayslake to Hialeah Gardens (Florida) | 1,217.31 mi (1,959.07 km) |
| Grayslake to Hibbing (Minnesota) | 424.10 mi (682.52 km) |
| Grayslake to Hickory (North Carolina) | 580.65 mi (934.47 km) |
| Grayslake to Hickory Hills (Illinois) | 43.83 mi (70.54 km) |
