| Mountain Ash to Hicksville (New York) | 3,302.34 mi (5,314.60 km) |
| Mountain Ash to Hidalgo (Texas) | 5,020.34 mi (8,079.46 km) |
| Mountain Ash to High Point (North Carolina) | 3,782.59 mi (6,087.49 km) |
| Mountain Ash to Highland (California) | 5,287.67 mi (8,509.69 km) |
| Mountain Ash to Highland (Illinois) | 4,042.52 mi (6,505.82 km) |
| Mountain Ash to Highland (Indiana) | 3,825.89 mi (6,157.18 km) |
| Mountain Ash to Highland (Utah) | 4,761.89 mi (7,663.52 km) |
| Mountain Ash to Highland City (Florida) | 4,249.57 mi (6,839.02 km) |
| Mountain Ash to Highland Park (Illinois) | 3,810.54 mi (6,132.47 km) |
| Mountain Ash to Highland Park (New Jersey) | 3,350.81 mi (5,392.60 km) |
| Mountain Ash to Highland Springs (Virginia) | 3,600.73 mi (5,794.82 km) |
| Mountain Ash to Highland Village (Texas) | 4,610.97 mi (7,420.64 km) |
| Mountain Ash to Highlands Ranch (Colorado) | 4,574.53 mi (7,361.99 km) |
| Mountain Ash to Hillcrest (California) | 5,275.28 mi (8,489.74 km) |
| Mountain Ash to Hillcrest Heights (Maryland) | 3,527.94 mi (5,677.68 km) |
