DETROIT, Jan. 31 /PRNewswire-FirstCall/ -- Comerica Bank announced it will increase its prime rate to 7.50 percent from 7.25 percent effective today, January 31, 2006.

(Logo: http://www.newscom.com/cgi-bin/prnh/20010807/CMALOGO )

Comerica Bank is a subsidiary of Comerica Incorporated (NYSE: CMA), a financial services company headquartered in Detroit, strategically aligned by three business segments: The Business Bank, The Retail Bank, and Wealth & Institutional Management. Comerica's approximately 10,800 employees focus on relationships, and helping people and businesses be successful. Comerica Bank locations can be found in Michigan, California, Texas, Arizona and Florida, with select businesses operating in several other states, Canada and Mexico. Comerica reported total assets of $53.0 billion at December 31, 2005. To receive e-mail alerts of breaking Comerica news, go to http://www.comerica.com/newsalerts .

First Call Analyst:
FCMN Contact:

SOURCE: Comerica Bank

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

Web site: http://www.comerica.com/
http://www.comerica.com/newsalerts