Columbia Banking System to Present at KBW 9th Annual Community Bank Investor Conference

Columbia Banking System to Present at KBW 9th Annual Community Bank Investor
Conference

TACOMA, Wash., July 22 /PRNewswire-FirstCall/ -- Columbia Banking System,
Inc. (Nasdaq: COLB) announced today that Melanie J. Dressel, President and
Chief Executive Officer, is scheduled to present at the Keefe, Bruyette &
Woods 9th Annual Community Bank Investor Conference on July 29, 2008 in New
York City.
Ms. Dressel's presentation at the conference is scheduled for Tuesday,
July 29, 2008 at 10:30 a.m. EDT (7:30 a.m. PDT). The live and archived
presentation can be viewed at http://www.columbiabank.com.
About Columbia
Headquartered in Tacoma, Washington, Columbia Banking System, Inc. is a
Tacoma-based bank holding company whose wholly owned banking subsidiaries are
Columbia Bank and Bank of Astoria, which operate a combined total of 53
branches. Columbia Bank is a Washington state-chartered full-service
commercial bank. With the July 23, 2007 completion of the acquisitions of
Mountain Bank Holding Company and Town Center Bancorp, Columbia Bank has 50
banking offices in Pierce, King, Cowlitz, Kitsap, Thurston and Whatcom
counties in Washington State, and Clackamas and Multnomah counties in Oregon.
Included in Columbia Bank are former branches of Mt. Rainier National Bank,
doing business as Mt. Rainier Bank, with 5 branches in King and Pierce
counties. Bank of Astoria, a federally insured commercial bank headquartered
in Astoria, Oregon, operates four branches in Clatsop County: Astoria,
Warrenton, Seaside and Cannon Beach; and one branch in Manzanita in Tillamook
County. More information about Columbia can be found on its website at
http://www.columbiabank.com.
Contact: Jo Anne Coy; Vice President: Corporate Communications,
Investor & Community Relations
253-305-1965

SOURCE Columbia Banking System, Inc.

Jo Anne Coy; Vice President: Corporate Communications, Investor & Community
Relations of Columbia Banking System, Inc., +1-253-305-1965