| Twickenham to Hormigueros (Puerto Rico) | 4,249.97 mi (6,839.66 km) |
| Twickenham to Horn Lake (Mississippi) | 4,368.02 mi (7,029.65 km) |
| Twickenham to Hot Springs (Arkansas) | 4,508.93 mi (7,256.42 km) |
| Twickenham to Hot Springs Village (Arkansas) | 4,497.16 mi (7,237.49 km) |
| Twickenham to Houma (Louisiana) | 4,664.32 mi (7,506.49 km) |
| Twickenham to Houston (Texas) | 4,841.38 mi (7,791.44 km) |
| Twickenham to Howard (Wisconsin) | 3,835.58 mi (6,172.77 km) |
| Twickenham to Huber Heights (Ohio) | 3,898.30 mi (6,273.71 km) |
| Twickenham to Hudson (Florida) | 4,395.11 mi (7,073.24 km) |
| Twickenham to Hudson (Ohio) | 3,729.93 mi (6,002.75 km) |
| Twickenham to Hudson (Wisconsin) | 3,987.27 mi (6,416.90 km) |
| Twickenham to Hueytown (Alabama) | 4,322.32 mi (6,956.10 km) |
| Twickenham to Hugo (Minnesota) | 3,985.96 mi (6,414.78 km) |
| Twickenham to Humacao (Puerto Rico) | 4,193.99 mi (6,749.58 km) |
| Twickenham to Humble (Texas) | 4,825.82 mi (7,766.41 km) |
