| Mountain Ash to Hanahan (South Carolina) | 3,927.61 mi (6,320.88 km) |
| Mountain Ash to Hanford (California) | 5,244.06 mi (8,439.50 km) |
| Mountain Ash to Hannibal (Missouri) | 4,063.79 mi (6,540.04 km) |
| Mountain Ash to Hanover (Pennsylvania) | 3,485.63 mi (5,609.57 km) |
| Mountain Ash to Hanover Park (Illinois) | 3,832.55 mi (6,167.90 km) |
| Mountain Ash to Happy Valley (Oregon) | 4,814.71 mi (7,748.53 km) |
| Mountain Ash to Harker Heights (Texas) | 4,738.21 mi (7,625.41 km) |
| Mountain Ash to Harlingen (Texas) | 4,993.94 mi (8,036.96 km) |
| Mountain Ash to Harper Woods (Michigan) | 3,609.06 mi (5,808.22 km) |
| Mountain Ash to Harrisburg (North Carolina) | 3,841.39 mi (6,182.11 km) |
| Mountain Ash to Harrisburg (Pennsylvania) | 3,461.26 mi (5,570.36 km) |
| Mountain Ash to Harrison (Arkansas) | 4,298.79 mi (6,918.23 km) |
| Mountain Ash to Harrison (New Jersey) | 3,329.09 mi (5,357.66 km) |
| Mountain Ash to Harrison (New York) | 3,299.30 mi (5,309.71 km) |
| Mountain Ash to Harrison (Ohio) | 3,825.95 mi (6,157.27 km) |
