Allegheny College was created in 1815.
Community College of Allegheny County was created in 1966-09.
Allegheny Furnace was created in 1811.
Allegheny Technologies was created in 1996.
Allegheny Moon was created in 1956.
Allegheny Observatory was created in 1912.
Allegheny Cemetery was created in 1844.
Allegheny Uprising was created in 1939.
Allegheny Energy was created in 1925.
Allegheny Arsenal was created in 1814.
Allegheny Market House was created in 1863.
Allegheny High School was created in 1904.
Allegheny County Mortuary was created in 1903.