Zip Code 20171 - Herndon, Fairfax, VA, United States
Zip Code 20171 Data
| Zip Code | 20171 |
|---|---|
| Area 1 (City, County) | Herndon, Fairfax |
| Area 2 (City, County) | Oak Hill, Fairfax |
| State | Virginia |
| State FIPS | 51 |
| Latitude | 38.926604 |
| Longitude | -77.391188 |
| Timezone | 5 |
| Daylight | Yes |
| Country | United States |