SALT LAKE CITY, May 17, 2010 (GLOBE NEWSWIRE) -- Doyle L. Arnold, vice chairman and chief financial officer of Zions Bancorporation (Nasdaq:ZION), will make a presentation at the Barclays Capital Financial Services Conference in London on Wednesday, May 19, 2010 at 3:00 a.m. ET.  A live webcast of the presentation may be accessed on the Zions Bancorporation website, www.zionsbancorporation.com. The webcast will also be archived and available on the website for 30 days.

Zions Bancorporation is one of the nation's premier financial services companies, consisting of a collection of great banks in select high growth markets. Zions operates its banking businesses under local management teams and community identities through approximately 500 offices in 10 Western and Southwestern states: Arizona, California, Colorado, Idaho, Nevada, New Mexico, Oregon, Texas, Utah and Washington. The company is a national leader in Small Business Administration lending and public finance advisory services. In addition, Zions is included in the S&P 500 and NASDAQ Financial 100 indices. Investor information and links to subsidiary banks can be accessed at www.zionsbancorporation.com.

CONTACT:  Zions Bancorporation
          James Abbott
          (801) 844-7637