| Thornton Heath to Hormigueros (Puerto Rico) | 4,259.37 mi (6,854.80 km) |
| Thornton Heath to Horn Lake (Mississippi) | 4,378.39 mi (7,046.33 km) |
| Thornton Heath to Hot Springs (Arkansas) | 4,519.27 mi (7,273.06 km) |
| Thornton Heath to Hot Springs Village (Arkansas) | 4,507.51 mi (7,254.13 km) |
| Thornton Heath to Houma (Louisiana) | 4,674.72 mi (7,523.23 km) |
| Thornton Heath to Houston (Texas) | 4,851.75 mi (7,808.14 km) |
| Thornton Heath to Howard (Wisconsin) | 3,845.78 mi (6,189.18 km) |
| Thornton Heath to Huber Heights (Ohio) | 3,908.67 mi (6,290.39 km) |
| Thornton Heath to Hudson (Florida) | 4,405.46 mi (7,089.90 km) |
| Thornton Heath to Hudson (Ohio) | 3,740.30 mi (6,019.44 km) |
| Thornton Heath to Hudson (Wisconsin) | 3,997.35 mi (6,433.11 km) |
| Thornton Heath to Hueytown (Alabama) | 4,332.72 mi (6,972.83 km) |
| Thornton Heath to Hugo (Minnesota) | 3,996.02 mi (6,430.97 km) |
| Thornton Heath to Humacao (Puerto Rico) | 4,203.32 mi (6,764.58 km) |
| Thornton Heath to Humble (Texas) | 4,836.19 mi (7,783.10 km) |
