ANITA DICKINSON NAMED BRANCH MANAGER, COMMERCE BANK

KANSAS CITY, MO - September 17, 2003 - Anita Dickinson has been promoted to Retail Banking Officer and Branch Manager of the Commercial Drive Commerce Banking Center in Bonner Springs. Her responsibilities include new business development and general management of the branch and its staff. Dickinson has more than 16 years of experience in banking and 14 of those years have been with Commerce Bank in various positions. Previously, Dickinson was Branch Manager at the Pflumm and Shawnee Mission Parkway Banking Center. Dickinson was a member of the Shawnee Optimist and Shawnee Chamber of Commerce and is a member of the Bonner Springs - Edwardsville Chamber of Commerce. "Anita is a great asset to the Commerce team in Bonner. Her many years of experience and wonderful attitude have helped her become trusted by the customers and communities she serves," remarked Bill Petrie, Community Bank President.

About Commerce Bank
Commerce Bank is the principal subsidiary of Commerce Bancshares Inc. (NASDAQ: CBSH), a $14.0 billion regional bank holding company. For more than 135 years, Commerce has been meeting the financial services needs of individuals and businesses. Commerce provides a diversified line of financial services, including business and personal banking, wealth management and estate planning and investments through its affiliated companies. Commerce operates across three states with more than 330 locations and also has operating subsidiaries involved in mortgage banking, credit related insurance, venture capital and real estate activities.

For more information contact:
Jill Swords
Regional Marketing Rep
(816) 234-2308

Website: www.commercebank.com
e-mail: mymoney@commercebank.com
SYMBOL: CBSH

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