| Conroe to Hanahan (South Carolina) | 927.41 mi (1,492.53 km) |
| Conroe to Hanford (California) | 1,451.42 mi (2,335.84 km) |
| Conroe to Hannibal (Missouri) | 688.32 mi (1,107.74 km) |
| Conroe to Hanover (Pennsylvania) | 1,230.76 mi (1,980.71 km) |
| Conroe to Hanover Park (Illinois) | 902.67 mi (1,452.70 km) |
| Conroe to Happy Valley (Oregon) | 1,792.06 mi (2,884.04 km) |
| Conroe to Harker Heights (Texas) | 138.10 mi (222.25 km) |
| Conroe to Harlingen (Texas) | 315.72 mi (508.09 km) |
| Conroe to Harper Woods (Michigan) | 1,087.57 mi (1,750.28 km) |
| Conroe to Harrisburg (North Carolina) | 926.52 mi (1,491.09 km) |
| Conroe to Harrisburg (Pennsylvania) | 1,249.98 mi (2,011.64 km) |
| Conroe to Harrison (Arkansas) | 431.15 mi (693.87 km) |
| Conroe to Harrison (New Jersey) | 1,393.13 mi (2,242.02 km) |
| Conroe to Harrison (New York) | 1,421.77 mi (2,288.12 km) |
| Conroe to Harrison (Ohio) | 864.42 mi (1,391.15 km) |
