| Herndon to Willow Grove (Pennsylvania) | 145.68 mi (234.46 km) |
| Herndon to Willowbrook (California) | 2,277.80 mi (3,665.77 km) |
| Herndon to Willowick (Ohio) | 283.02 mi (455.47 km) |
| Herndon to Wilmette (Illinois) | 583.54 mi (939.12 km) |
| Herndon to Wilmington (Delaware) | 112.06 mi (180.35 km) |
| Herndon to Wilmington (North Carolina) | 330.05 mi (531.16 km) |
| Herndon to Wilmington (Ohio) | 345.56 mi (556.13 km) |
| Herndon to Wilmington Island (Georgia) | 521.84 mi (839.83 km) |
| Herndon to Wilson (North Carolina) | 225.75 mi (363.31 km) |
| Herndon to Wilsonville (Oregon) | 2,334.24 mi (3,756.59 km) |
| Herndon to Wilton Manors (Florida) | 899.39 mi (1,447.43 km) |
| Herndon to Wimauma (Florida) | 828.65 mi (1,333.59 km) |
| Herndon to Winchester (Kentucky) | 373.93 mi (601.77 km) |
| Herndon to Winchester (Nevada) | 2,062.29 mi (3,318.94 km) |
| Herndon to Winchester (Virginia) | 44.54 mi (71.69 km) |
