ZIP Code 20146 is located in Ashburn Virginia. 20146 is entirely within Loudoun County. Regionally, it is located in Metro DC.
| ZIP Code Name | Ashburn |
| Primary County | Loudoun County |
| ZIP Code Type | PO Box |
| Current Time | EDT |
| Coordinates | 39.01945496,-77.46189880 |
| Adjacent ZIP Codes | |
| Region | Metro DC |
| Metropolitan/Micropolitan Stat Area | Washington-Arlington-Alexandria, DC-VA-MD-WV |
| Time Zone | Eastern Daylight Time |
| IANA Timezone | America/New_York |