703 Area Code
Northern Virginia, Virginia
Area code 703 is located in Northern Virginia, Virginia. It covers Arlington, Alexandria, and surrounding areas in the Eastern time zone (UTC-5). Administered by NANPA.
Where is area code 703?
Area code 703 is located in Northern Virginia, Virginia. It covers Arlington, Alexandria, and surrounding areas in the Eastern time zone (UTC-5).
Area code 703 is overlaid by area code 571. Both codes serve the same geographic region and require 10-digit dialing for local calls.
Cities Covered by Area Code 703
Area code 703 primarily serves the Northern Virginia area of Virginia. The exact coverage includes Arlington, Alexandria, and Reston, along with surrounding communities and suburbs.
Time Zone
Eastern Time — UTC-5
Area code 703 operates in the Eastern Time Zone. When calling 703 numbers from a different time zone, be sure to account for the time difference to reach people during business hours.
About Area Code 703
Area code 703 was introduced in 1947 as a geographic area code serving Northern Virginia, Virginia. As demand for phone numbers grew, overlay code 571 was added to the same region, requiring 10-digit dialing for local calls. Area codes are administered by NANPA (North American Numbering Plan Administration), the organization responsible for managing phone number resources in the US and Canada.