| General Information about Area Code 571 | |
|---|---|
| Country | United States |
| State / Province / Territory | Virginia |
| Major City | Herndon |
| Time Zone | Eastern (UTC-05:00) |
| Prefix | Primary City | County | Phone Type |
|---|---|---|---|
| 571-482 | Arlington | Arlington | Landline |
| 571-882 | Fort Myer | Arlington | Wireless |
| 571-921 | Manassas | Prince William | Landline |
| 571-290 | Arlington | Arlington | Landline |
| 571-340 | Vienna | Fairfax | Wireless |
| 571-350 | Vienna | Fairfax | Landline |
| 571-398 | Lorton | Fairfax | Wireless |
| 571-766 | Falls Church | Falls Church City | Landline |
| 571-250 | Reston | Fairfax | Wireless |
| 571-719 | Manassas | Prince William | Wireless |
| 571-451 | Fort Myer | Arlington | Landline |
| 571-315 | Reston | Fairfax | Wireless |
| 571-274 | Arlington | Arlington | Wireless |
| 571-323 | Reston | Fairfax | Landline |
| 571-365 | Centreville | Fairfax | Wireless |
| 571-781 | Nokesville | Prince William | Landline |
| 571-379 | Manassas | Prince William | Landline |
| 571-492 | Lorton | Fairfax | Landline |
| 571-888 | Dulles | Loudoun | Landline |
| 571-383 | Manassas | Prince William | Landline |