Press Release

DBRS Releases Report on Zions Bancorporation and Related Entities

Banking Organizations
April 11, 2008

DBRS has today released a report on Zions Bancorporation (the Company) and its related entities that supports the recent rating confirmation of the Company’s Issuer and Senior Debt rating at A (low) and Short-Term Instruments at R-1 (low); the trends are Stable.

Today’s report and the March 31, 2008, press release are available at www.dbrs.com.