| Houston to Hamtramck (Michigan) | 1,107.95 mi (1,783.07 km) |
| Houston to Hanahan (South Carolina) | 932.45 mi (1,500.64 km) |
| Houston to Hanford (California) | 1,471.47 mi (2,368.11 km) |
| Houston to Hannibal (Missouri) | 721.98 mi (1,161.91 km) |
| Houston to Hanover (Pennsylvania) | 1,249.15 mi (2,010.31 km) |
| Houston to Hanover Park (Illinois) | 934.25 mi (1,503.53 km) |
| Houston to Happy Valley (Oregon) | 1,821.74 mi (2,931.80 km) |
| Houston to Harker Heights (Texas) | 160.56 mi (258.40 km) |
| Houston to Harlingen (Texas) | 285.51 mi (459.48 km) |
| Houston to Harper Woods (Michigan) | 1,114.52 mi (1,793.64 km) |
| Houston to Harrisburg (North Carolina) | 938.25 mi (1,509.97 km) |
| Houston to Harrisburg (Pennsylvania) | 1,269.05 mi (2,042.35 km) |
| Houston to Harrison (Arkansas) | 465.10 mi (748.51 km) |
| Houston to Harrison (New Jersey) | 1,411.32 mi (2,271.29 km) |
| Houston to Harrison (New York) | 1,440.15 mi (2,317.69 km) |
