ADTRAN, Inc. to Present at the Robert W. Baird & Co. 2005 Growth Stock Conference, May 10, 2005

Business Wire, May 2, 2005

HUNTSVILLE, Ala. -- ADTRAN, Inc. (NASDAQ:ADTN), will present at the Robert W. Baird & Co. 2005 Growth Stock Conference, in Chicago, Illinois, on Tuesday, May 10, 2005, at 11:25a.m. Central Standard Time.

This presentation can be accessed at ADTRAN's web site at www.adtran.com by selecting the "Investor Relations" link.

About ADTRAN, Inc.

ADTRAN, Inc. is one of the world's most successful telecom equipment suppliers, with a 17-year history of profitability and a portfolio of more than 1,300 solutions for use in the last mile of today's telecommunications networks. Widely deployed by carriers and enterprises alike, ADTRAN solutions enable voice, data, video, and Internet communications across copper, fiber, and wireless network infrastructures. ADTRAN solutions are currently in use by every major domestic service provider and many international ones, as well as by thousands of public, private and governmental organizations worldwide.

For more information, contact the company at 800 9ADTRAN (800 923-8726) or via email at info@adtran.com. On the web, visit www.adtran.com.