Comerica Bank Raises Prime Rate

Nov 1, 2005

DETROIT, Nov. 1 /PRNewswire-FirstCall/ -- Comerica Bank announced it will increase its prime rate to 7.00 percent from 6.75 percent effective today, November 1, 2005.

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Comerica Bank is a subsidiary of Comerica Incorporated (NYSE: CMA), a financial services company headquartered in Detroit, strategically aligned into three major lines of business: the Business Bank, Small Business & Personal Financial Services, and Wealth & Institutional Management. Comerica's approximately 11,000 employees focus on relationships, and helping people and businesses be successful. Comerica Bank locations can be found in Michigan, California, Texas and Florida, with select businesses operating in several other states, Canada and Mexico. Comerica reported total assets of $54.3 billion at September 30, 2005. To receive e-mail alerts of breaking Comerica news, go to .

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SOURCE: Comerica Bank

CONTACT: Media Contact: Wayne J. Mielke, +1-313-222-4732, Paul Jaremski,
+1-313-222-6317, Investor Contacts: Paul Burdiss, +1-313-222-2840, all of
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