US location post office
ZIP Code 20171
- Zip Code: 20171
- Type: Standard
- Official USPS city name: Herndon
- Official USPS State Code: VA
- Official State Name: Virginia
- ZCTA: TRUE
- Population: 51093.0
- Density: 1629.3
- Primary Official County Code: 51059
- Primary Official County Name: Fairfax
- Official County Name: Fairfax
- Official County Code: 51059
- Imprecise: FALSE
- Military: FALSE
- Timezone: America/New_York (14:27 PM Sunday, May 19 2024-05-19 (GMT -0400))
- Geo Point: 38.92363, -77.39821
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