The O'Neill House Office Building was a congressional office building located near the United States Capitol at 301 C Street SE in Washington, D.C.
1, it was named after former Speaker of the House Thomas "Tip" O'Neill in 1990.
[2] Congress acquired the building in 1957 and leased it back to the hotelier.
[2] House Judiciary Committee staffers worked out of the building during the Watergate investigation.
[2] From 1983 to 2001, the third and fourth floors of the building were residences for the dormitory for House Pages.