Located in the Eastern (GMT -05:00) time zone. Area code 571 serves the state of Virginia. This area code was assigned on June 1st, 1999. On March 1st, 2000 it went into service. 571 is a General Purpose Code. 571 service area does overlap with 703 area codes. Dialing pattern for local calls within the same NPA (area code) is 10D.