Allegheny County Bar Association Post category:Government & Law Serves Allegheny County residents through legal information, lawyer referrals, and a listing of services offered free to the public by the Bar Association. Tags: Public You Might Also Like U.S. Census Bureau August 14, 2018 Internal Revenue Service (IRS) August 10, 2018 Allegheny County, Official Website August 9, 2018 Pennsylvania, State’s Official Website August 14, 2018