Archbishop Quigley Preparatory Seminary ended in 2007.
St. Pius X Preparatory Seminary ended in 1984.
Quigley South ended in 1990.
Heatter-Quigley Productions ended in 1990.
Smithville Seminary ended in 1876.
Northwestern Preparatory School ended in 1995.
Brooklyn Preparatory School ended in 1972.
Assumption Preparatory School ended in 1970.
St Patrick's Seminary ended in 1995.
Creal Springs Seminary ended in 1916.
Lane Theological Seminary ended in 1932.
St. Edward Seminary ended in 1976.
Sejny Priest Seminary ended in 1926.