Herndon zipcode
| City | Herndon |
| ZIP Code | 20171 |
| Type | Standard |
| State Code | VA |
| State | Virginia |
ZIP code of Herndon is 20171. This place is located in Virginia state in US. To send any postal service to Herndon, you must use 20171 zipcode.
The ZIP code 20171 is also used with 1 more city name of Virginia.
- Oak Hill, VA