| Tomball to Hagerstown (Maryland) | 1,206.55 mi (1,941.75 km) |
| Tomball to Haines City (Florida) | 855.88 mi (1,377.41 km) |
| Tomball to Halawa (Hawaii) | 3,878.32 mi (6,241.55 km) |
| Tomball to Half Moon Bay (California) | 1,615.65 mi (2,600.13 km) |
| Tomball to Halfway (Maryland) | 1,203.49 mi (1,936.83 km) |
| Tomball to Hallandale Beach (Florida) | 984.66 mi (1,584.65 km) |
| Tomball to Haltom City (Texas) | 211.78 mi (340.83 km) |
| Tomball to Ham Lake (Minnesota) | 1,055.57 mi (1,698.78 km) |
| Tomball to Hamilton (Ohio) | 896.74 mi (1,443.16 km) |
| Tomball to Hamilton Square (New Jersey) | 1,370.47 mi (2,205.56 km) |
| Tomball to Hammond (Indiana) | 915.98 mi (1,474.12 km) |
| Tomball to Hammond (Louisiana) | 309.28 mi (497.74 km) |
| Tomball to Hammonton (New Jersey) | 1,349.22 mi (2,171.37 km) |
| Tomball to Hampton (Virginia) | 1,205.39 mi (1,939.89 km) |
| Tomball to Hampton Bays (New York) | 1,490.80 mi (2,399.20 km) |
