ZIP Code 20192
| Post Office City | Herndon, VA |
|---|---|
| County | Fairfax County |
| Area Code | 571 |
| Longitude | -77.369 |
| Latitude | 38.950 |
| Radius | ~200 yard radius |
| Timezone | Eastern |
| Zip Type | Unique |
| Post Office City | Herndon, VA |
|---|---|
| County | Fairfax County |
| Area Code | 571 |
| Longitude | -77.369 |
| Latitude | 38.950 |
| Radius | ~200 yard radius |
| Timezone | Eastern |
| Zip Type | Unique |