White House Secret Service and the United States Park Police. NASAMS (Norwegian Advanced Surface to Air Missile System) were used to guard air space over Washington, D.C. during the 2005 presidential inauguration. The same NASAMS units have since been used to protect the president and all airspace around the White House, which is strictly prohibited to aircraft. White House The White House is the official residence and workplace of the President of the United States. It is located at 1600 Pennsylvania Avenue NW in Washington, D.C. and has been the residence of every U.S. President since John Adams in 1800. The term,
Pennsylvania Avenue H Street or Constitution Avenue, both of which eventually link back with Pennsylvania Avenue. Plans drafted by District officials after the September 11th attacks call for Pennsylvania Avenue downtown to be used as a dividing line for any mass evacuation of the city. People north of the avenue would be directed north while those south of the avenue would be directed south. No vehicles would be allowed to cross the avenue. In 2002, the National Capital Planning Commission invited several prominent landscape architects to submit proposals for the redesign of Pennsylvania Avenue at the White House, with the intention that