| Twickenham to Hanahan (South Carolina) | 4,058.30 mi (6,531.21 km) |
| Twickenham to Hanford (California) | 5,350.68 mi (8,611.09 km) |
| Twickenham to Hannibal (Missouri) | 4,187.48 mi (6,739.10 km) |
| Twickenham to Hanover (Pennsylvania) | 3,614.78 mi (5,817.42 km) |
| Twickenham to Hanover Park (Illinois) | 3,956.25 mi (6,366.97 km) |
| Twickenham to Happy Valley (Oregon) | 4,910.77 mi (7,903.12 km) |
| Twickenham to Harker Heights (Texas) | 4,863.76 mi (7,827.46 km) |
| Twickenham to Harlingen (Texas) | 5,121.57 mi (8,242.36 km) |
| Twickenham to Harper Woods (Michigan) | 3,734.72 mi (6,010.46 km) |
| Twickenham to Harrisburg (North Carolina) | 3,971.27 mi (6,391.14 km) |
| Twickenham to Harrisburg (Pennsylvania) | 3,590.23 mi (5,777.92 km) |
| Twickenham to Harrison (Arkansas) | 4,423.76 mi (7,119.35 km) |
| Twickenham to Harrison (New Jersey) | 3,458.60 mi (5,566.08 km) |
| Twickenham to Harrison (New York) | 3,428.80 mi (5,518.12 km) |
| Twickenham to Harrison (Ohio) | 3,952.79 mi (6,361.40 km) |
