Cullen/Frost Bankers, Inc. to Present at KBW Regional Bank Conference in Boston

SAN ANTONIO, Feb. 22 /PRNewswire-FirstCall/ -- Cullen/Frost Bankers, Inc. will make a presentation to analysts and investors attending the Keefe Bruyette & Woods Regional Bank Conference in Boston, Massachusetts on Wednesday, February 27, 2008 at 8:45 a.m. ET.

(Logo: http://www.newscom.com/cgi-bin/prnh/20030109/CFRLOGO)

Presenters for the company will be Dick Evans, Chairman and CEO and Phil Green, Group Executive Vice President and CFO. The presentation will last twenty minutes and includes discussions on the Company's economic and competitive environment, financial performance, corporate strategies and operating results. There will also be a ten to fifteen minute question and answer period at the end of the presentation.

The webcast for the event can be accessed via the Company's website, http://www.frostbank.com/ by clicking on Investor Relations from the drop down menu in "about Frost" or by going to the website, http://www.kbw.com/news/conference_regional.html. The conference webcast will be available for replay for 60 days after the event.

Cullen/Frost Bankers, Inc. is a financial holding company, headquartered in San Antonio, with assets of $13.5 billion at December 31, 2007. The corporation provides a full range of commercial and consumer banking products, investment and brokerage services, insurance products and investment banking services. Its subsidiary, Frost Bank, operates more than 100 financial centers across Texas in the Austin, Corpus Christi, Dallas, Fort Worth, Houston, Rio Grande Valley and San Antonio regions. Founded in 1868, Frost is one of the largest banking organizations headquartered in Texas, with a legacy of helping Texans with their financial needs during three centuries.

Greg Parker Investor Relations 210/220-5632 or Renee Sabel Media Relations 210/220-5416