| Herndon to Hicksville (New York) | 239.36 mi (385.22 km) |
| Herndon to Hidalgo (Texas) | 1,499.10 mi (2,412.57 km) |
| Herndon to High Point (North Carolina) | 250.56 mi (403.24 km) |
| Herndon to Highland (California) | 2,215.79 mi (3,565.97 km) |
| Herndon to Highland (Illinois) | 661.07 mi (1,063.90 km) |
| Herndon to Highland (Indiana) | 559.75 mi (900.83 km) |
| Herndon to Highland (Utah) | 1,820.43 mi (2,929.69 km) |
| Herndon to Highland City (Florida) | 803.03 mi (1,292.36 km) |
| Herndon to Highland Park (Illinois) | 589.83 mi (949.25 km) |
| Herndon to Highland Park (New Jersey) | 189.44 mi (304.87 km) |
| Herndon to Highland Springs (Virginia) | 98.05 mi (157.79 km) |
| Herndon to Highland Village (Texas) | 1,169.09 mi (1,881.47 km) |
| Herndon to Highlands Ranch (Colorado) | 1,470.51 mi (2,366.55 km) |
| Herndon to Hillcrest (California) | 2,282.22 mi (3,672.87 km) |
| Herndon to Hillcrest Heights (Maryland) | 24.50 mi (39.43 km) |
