Union Bank, National Association
4921 North May Avenue, Oklahoma City, OK 73112
Union Bank is a commercial bank with a national (federal) charter. It is a Fed member and is supervised by the Office of the Comptroller of the Currency (OCC).
Union Bank began operations on 3/31/1988. Union Bank recently reported it had 6 branch offices.
Web address listed with FDIC: http://www.unionbankokc.com