what is the area code for washington dc
Area Codes for Washington, DC. There are several area code s actively in use in the Washington, DC metropolitan area, including: 202, 703, 301. Washington, DC proper uses only the 202 area code. Nearby, northern Virginia uses 703 and 571 area codes and Maryland uses 301 and 240. In Washington, DC, area codes are always included in written telephone numbers and area codes must be dialed for all calls, even for local calling.