1BFC


NASDAQ: BOKF


For Further Information Contact:                        Danny Boyd
                                                        Corporate Communications
                                                        BOK Financial Corp.
                                                        (918) 588-6348

       Donald T. Parker Named Executive Vice President over BOK Financial
                            Operations and Technology

     TULSA, Okla. (Sept. 30, 2005) - BOK Financial Corporation has announced the
appointment   of  Donald  T.  Parker  as  executive  vice  president  and  chief
information  officer.  He will manage the company's  Operations  and  Technology
Division.

     In his  role,  Mr.  Parker  has  responsibility  for all  bank  operations,
technology and corporate real estate related activities of BOK Financial and its
subsidiary banks. He joins the company from  Detroit-based  Comerica Bank, where
he was senior vice president and director of information services.

     At Comerica,  Mr. Parker had  responsibility  for providing  leadership and
direction  for all areas of  technology  support.  Prior to joining  Comerica in
1999, he was senior vice president and general manager in consolidation services
at  National  City  Corporation.  His  career  includes  more  than 18  years at
International  Business  Machines  (IBM),  where  he  served  in  a  variety  of
leadership positions in sales and technology development.

     Mr. Parker, his wife, Mary, and their youngest son have relocated to Tulsa.
The couple has two grown children living out of state.

     BOK  Financial  is a regional  financial  services  company  that  provides
commercial  and  consumer  banking,  investment  and  trust  services,  mortgage
origination and servicing,  and an electronic funds transfer  network.  Holdings
include Bank of  Albuquerque,  N.A.,  Bank of Arizona,  N.A.,  Bank of Arkansas,
N.A.,  Bank of Oklahoma,  N.A.,  Bank of Texas,  N.A.,  Colorado  State Bank and
Trust, N.A., BOSC, Inc.,  Southwest Trust Co. and the TransFund electronic funds
network. Shares of BOK Financial are traded on the NASDAQ under the symbol BOKF.
For more information, visit our website at www.bokf.com.

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