Failing Office Building was created in 1913.
United Office Building was created in 1929.
Church Office Building was created in 1972.
Neutra Office Building was created in 1950.
Central Office Building was created in 1906.
Pittsburgh State Office Building was created in 1958.
Dirksen Senate Office Building was created in 1958.
Eisenhower Executive Office Building was created in 1888.
University Place Office Building was created in 1924.
Cummins Corporate Office Building was created in 1983.
New Executive Office Building was created in 1969.
Burden Ironworks Office Building was created in 1880.
Moriah Town Office Building was created in 1875.