DETROIT, May 18, 2004 /PRNewswire-FirstCall via COMTEX/ -- The Board of Directors of
Comerica Incorporated today declared a quarterly cash dividend of fifty-two
cents ($0.52) per common share. The dividend is payable July 1, 2004, to
shareholders of record June 15, 2004.

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

Comerica Incorporated (NYSE: CMA) is a financial services company
headquartered in Detroit, strategically aligned into the Business Bank, Small
Business & Personal Financial Services, and Wealth & Institutional Management.
Comerica focuses on relationships, and helping businesses and people be
successful. Comerica reported total assets of $55 billion at March 31, 2004.
To receive e-mail alerts of breaking Comerica news, go to
www.comerica.com/newsalerts .

SOURCE Comerica Incorporated

Media Contacts: Sharon R. McMurray, +1-313-222-4881,
Wayne J. Mielke, +1-313-222-4732, or Investor Contacts: Helen L. Arsenault,
+1-313-222-2840, or Judith M. Chavis, +1-313-222-6317, all of Comerica
Incorporated
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