| Houston to Harrison (Ohio) | 888.95 mi (1,430.63 km) |
| Houston to Harrison (Wisconsin) | 1,068.63 mi (1,719.80 km) |
| Houston to Harrisonburg (Virginia) | 1,115.25 mi (1,794.82 km) |
| Houston to Hartford (Connecticut) | 1,510.83 mi (2,431.45 km) |
| Houston to Hartford (Wisconsin) | 1,012.01 mi (1,628.68 km) |
| Houston to Hartselle (Alabama) | 589.43 mi (948.59 km) |
| Houston to Hartsville (Tennessee) | 702.15 mi (1,130.01 km) |
| Houston to Harvey (Illinois) | 924.01 mi (1,487.05 km) |
| Houston to Harvey (Louisiana) | 319.02 mi (513.41 km) |
| Houston to Hasbrouck Heights (New Jersey) | 1,418.61 mi (2,283.03 km) |
| Houston to Haslett (Michigan) | 1,082.87 mi (1,742.71 km) |
| Houston to Hastings (Minnesota) | 1,041.87 mi (1,676.73 km) |
| Houston to Hastings (Nebraska) | 765.75 mi (1,232.36 km) |
| Houston to Hattiesburg (Mississippi) | 376.20 mi (605.43 km) |
| Houston to Hauppauge (New York) | 1,458.23 mi (2,346.80 km) |
