AT&T Inc. (NYSE:T) today announced it will be the exclusive U.S. provider of the new iPhone 3G, details of which were outlined earlier today at Apple’s Worldwide Developer’s Conference in San Francisco.

Under the terms of a new agreement with Apple, AT&T remains the exclusive U.S. carrier of the iPhone 3G, which will be available beginning July 11 at a starting price of $199 with a two-year contract. The iPhone 3G boasts several significant enhancements, including:

• 3G broadband wireless connectivity, which gives customers a home broadband-like speed experience when surfing the Internet, sharing files and using media-rich Web applications.
• Business-class capabilities, including e-mail, viewed on a large, touch-screen device and designed to meet the needs of companies of all sizes.
• The ability for developers, including AT&T, to create customized consumer and business applications using the Apple software developer’s kit (SDK).

Customers can get more information on the iPhone 3G at www.att.com/iphone.

AT&T expects that the iPhone 3G’s attractive pricing and rich set of features including business e-mail and other applications, combined with the broadband speeds of AT&T’s 3G network, will spur significant subscriber and revenue growth ? particularly in wireless data ? and strengthen AT&T’s wireless leadership and long-term growth profile.

“The iPhone 3G will take mobile communications and computing to a whole new level by combining a terrific user interface with a great experience accessing the Internet and subscribers’ favorite applications on our 3G wireless network at unsurpassed speeds,” said Ralph de la Vega, president and chief executive officer of AT&T Mobility. “Combine our high-performance 3G broadband wireless network, the new iPhone’s business-class capabilities and a starting price of $199, and I expect that we will continue to increase revenue per user and attract customers who spend the most on wireless. The device is built, and priced, to sell.”

AT&T will sell iPhone 3G in more than 2,200 company-owned retail stores and kiosks, as well as through its direct business sales teams.