The National Archives Building in Washington, DC. The Rotunda of the National Archives Building in downtown Washington, DC, displays the Constitution, the Bill of Rights, and the Declaration of Independence. For more information, see the National Archives Museum. Address. National Archives and Records Administration 700 Pennsylvania Avenue, NW Washington, DC 20408-0001 (866) 272-6272. The National Archives Building is located between Seventh and Ninth Streets, NW, with entrances on Pennsylvania and Constitution Avenues. Please Note: The research entrance to the building is on Pennsylvania Avenue.