Colonial BancGroup to Announce Second Quarter Results on July 20, 2005.

MONTGOMERY, Ala. -- The Colonial BancGroup, Inc. (NYSE: CNB) announced that it will release second quarter 2005 results before the market opens on Wednesday, July 20, 2005. Colonial management will host a conference call on July 20, 2005 at 3:00 PM/ET to discuss the earnings results for the second quarter. Individuals are encouraged to listen to the live webcast of the presentation as well as view a slide presentation by visiting Colonial's web site at www.colonialbank.com. The webcast will be hosted under "Conference Calls and Presentations" located under the "Investor Relations" section of the website. To participate in the Q&A session of the conference call dial [phone] (Leader: Glenda Allred).

A replay of the conference call will be available beginning at 6:00 PM/ET on July 20, 2005 and ending at midnight on July 27, 2005 by dialing [phone] (Passcode: 3191423).

Colonial BancGroup, Inc. is a $20 billion bank holding company operating 309 offices in Florida, Georgia, Alabama, Nevada and Texas. The Company's common stock is traded on the New York Stock Exchange under the symbol CNB. In many newspapers the stock is listed as ColBgp.