GSM Cell Site Deployment Release

For more information, contact:Samara SodosAT&T Media Relations414-418-6135Samara.Sodos@att.com

AT&T BOOSTING SERVICE FOR Oshkosh Air Show

Company Rolls In Cell Towers on Wheels to Accommodate Large Crowds

OSHKOSH, WI, JULY 17, 2015 As thousands of people come together for the Oshkosh Air Show, AT&T* is bringing in extra network support to make sure its customers can stay connected.

The company is setting up two cell towers on wheels (COWs) to accommodate whats expected to be a large number of smartphone users in Oshkosh. The improved coverage will provide customers with faster and more reliable connections as the event runs from July 19-26, 2015.

Events like the Oshkosh Air Show are full of memorable moments that our customers want to share through text messages, pictures, status updates on social media, and phone calls, said Scott T. VanderSanden, president of AT&T Wisconsin. Were hard at work to help provide great coverage and fast speeds.

We are very lucky to have the worlds greatest aviation celebration in Oshkosh every July, said State Senator Rick Gudex. This extra network support will help make sure aviation enthusiasts can share their experiences and memories with friends and family throughout this years air show.

Over the past six years (2009-2014), AT&T invested more than $140 billion including investments in its wireless and wireline networks, acquisitions of wireless spectrum and operations. Since 2009, AT&T has invested more in the United States than any other public company. In a September 2014 report, the Progressive Policy Institute ranked AT&T No. 1 on its list of U.S. Investment Heroes.

AT&T* has also invested nearly $900 million in its best-in-class wireless and wired networks in Wisconsin between 2012 and 2014, driving a wide range of upgrades to reliability, coverage, speed and performance for residents and business customers.

For more information about AT&Ts coverage in Wisconsin or anywhere in the U.S., visit the AT&T Coverage Viewer. For updates on the AT&T wireless network, please visit the AT&T network news page.

*AT&T products and services are provided or offered by subsidiaries and affiliates of AT&T Inc. under the AT&T brand and not by AT&T Inc.

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Infographic: 2012 Network InvestmentAT&T Coverage ViewerRethink Possible

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Reliability and signal strength claims based on nationwide carriers LTE. Signal strength claim based ONLY on avg. LTE signal strength. LTE not available everywhere.

*Global coverage claim based on offering voice and LTE data roaming in more countries than any other U.S. based carrier, and offering the most wireless smartphones and tablets that work in the most countries.

Cautionary Language Concerning Forward-Looking StatementsInformation set forth in this press release contains financial estimates and other forward-looking statements that are subject to risks and uncertainties, and actual results might differ materially. A discussion of factors that may affect future results is contained in AT&Ts filings with the Securities and Exchange Commission. AT&T disclaims any obligation to update and revise statements contained in this news release based on new information or otherwise.