AT&T Receives Market Leadership Award for U.S. Wholesale Metro SONET Services from Frost & Sullivan

New York, New York, September 3, 2008

AT&T Inc. (NYSE:T) today announced it has received a Market Leadership Award for its U.S. Wholesale Metro SONET service portfolio from Frost & Sullivan, a global growth consulting company. The Market Leadership Award is given to the company that has exhibited leadership through the implementation of its market strategy.

AT&T earned this recognition for its ability to identify key growth areas, develop customized solutions for these growth segments and maintain continued investment in its network while planning for future bandwidth demand and service delivery. Additionally, AT&T has continually implemented superior market strategies to address marketplace changes. By using these strategies for success, AT&T has established itself as a leader in its respective industry.

"AT&T's enhancements to its SONET service portfolio provide more efficient and flexible use of bandwidth, so that businesses can quickly add, increase, mix and manage traffic flows across networks without being forced to add equipment or rearrange their existing services," said Roopa Shree H, senior industry analyst, Frost & Sullivan. "By taking a strategic approach in delivering a rich set of offerings derived through a combination of highly complementary networks, product portfolios, capabilities and shared heritage, AT&T has positioned itself as a leader in U.S. Wholesale Metro SONET services."

"This award validates the quality and breadth of our wholesale product portfolio," said Randall Porter, assistant vice president, Product Marketing Management, AT&T Operations Inc. "We are honored to receive this award and will continue to provide quality, value-added services to our customers."

According to Frost & Sullivan, the U.S. Wholesale Metro SONET services industry should experience year-over-year incremental growth, which is truly impressive for a mature transport technology. The demand for higher-bandwidth services such as SONET continues to grow across wholesale customer segments. Also, customers enjoy the maturity, reliability and security of SONET services.

As a global leader, AT&T delivers a full portfolio of end-to-end, reliable and highly secure network, voice, data and Internet Protocol (IP) solutions to the six wholesale industry segments that it serves: carriers, wireless operators, cable providers, systems integrators, Internet service providers and content providers. AT&T is one of the largest wholesale transport and communications service providers in the world — maintaining connections to more than 600 carriers in more than 220 countries and territories. AT&T brings value to wholesale customers through its global networking, industry-leading portfolio and vertical expertise.

For the complete selection of AT&T Wholesale offerings, visit www.att.com/wholesale.

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About Frost & Sullivan
Frost & Sullivan, the Growth Partnership Company, partners with clients to accelerate their growth. The company's TEAM Research, Growth Consulting and Growth Team Membership™ empower clients to create a growth-focused culture that generates, evaluates and implements effective growth strategies. Frost & Sullivan employs over 45 years of experience in partnering with Global 1000 companies, emerging businesses and the investment community from more than 30 offices on six continents. For more information about Frost & Sullivan's Growth Partnerships, visit http://www.awards.frost.com.

About AT&T
AT&T Inc. (NYSE:T) is a premier communications holding company. Its subsidiaries and affiliates, AT&T operating companies, are the providers of AT&T services in the United States and around the world. Among their offerings are the world's most advanced IP-based business communications services and the nation's leading wireless, high speed Internet access and voice services. In domestic markets, AT&T is known for the directory publishing and advertising sales leadership of its Yellow Pages and YELLOWPAGES.COM organizations, and the AT&T brand is licensed to innovators in such fields as communications equipment. As part of its three-screen integration strategy, AT&T is expanding its TV entertainment offerings. In 2008, AT&T again ranked No. 1 on Fortune magazine's World's Most Admired Telecommunications Company list and No. 1 on America's Most Admired Telecommunications Company list. Additional information about AT&T Inc. and the products and services provided by AT&T subsidiaries and affiliates is available at www.att.com.

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