Complete ZIP Code Details
| ZIP Code | 20170 |
| City | Herndon |
| State | Virginia (VA) |
| County | Fairfax |
| Timezone | America/New_York |
| Coordinates | 38.9807500, -77.3804200 |
| Population | 43,866 |
| ZIP Type | STANDARD |
| Country | United States |
| ZIP Code | 20170 |
| City | Herndon |
| State | Virginia (VA) |
| County | Fairfax |
| Timezone | America/New_York |
| Coordinates | 38.9807500, -77.3804200 |
| Population | 43,866 |
| ZIP Type | STANDARD |
| Country | United States |