A website dedicated to providing iPhone carrier hacks claims to have discovered code in versions of Apple's iOS that suggests the nation's top three carriers are purposely throttling iPhone and iPad data speeds for all customers.

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In another 16 markets, users of Apple's iPhone 5 and LTE-enabled iPads will now find that their devices are able to access much greater speeds, as AT&T has taken its 4G LTE coverage live in more areas across the U.S.

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The nation's second-largest carrier AT&T will reportedly add Apple's iPhone to the list of devices customers can buy through its GoPhone prepaid brand on Friday, with the handset coming alongside the activation of 4G LTE and HSPA+ support for the service.

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In response to the devastating tornado that hit Okalhoma City on Monday, U.S. wireless carrier AT&T announced it will be waiving all overage charges for those affected through June 30.

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AT&T has announced that all mobile video chat applications, including Apple's FaceTime, will work over its cellular network by the end of this year.

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America's number two wireless telecom and Apple partner carrier AT&T recently started sending out promotional emails to certain iPhone 4S owners on its network, saying that they can take advantage of special trade-in pricing that effectively negates the upfront cost of a 16-gigabyte iPhone 5.

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With iPhone owners restricted by capped data plans on the largest U.S. carriers, cable sports network ESPN has expressed interest in potentially subsidizing those data plans to allow users to stream video without worrying about overage fees.

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Thursday saw the launch of a new prepaid wireless carrier as Aio, a subsidiary of AT&T, went live offering Apple's iPhone 5 and service for $55 per month.

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Amazon updated the iOS version of its Kindle reading app on Wednesday, adding features that leverage Apple's VoiceOver technology to make Kindle content more accessible to the visually impaired. AT&T, meanwhile, added WatchESPN and Fox Now support for U-Verse subscribers.

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AT&T announced on Tuesday that it will begin a trade in program in May, with the initiative targeting existing smartphone users who may be on the fence about moving up to a new model or .

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Limited availability of Samsung's new flagship Galaxy S4 smartphone has led to delayed launches at Sprint and T-Mobile, the third- and fourth-largest carriers in the U.S.

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Apple's iPhone remained a hot seller on the United States' second-largest carrier, but the last quarter saw AT&T slipping further behind Verizon in terms of growth and sales.

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Smartphone sales at AT&T and Verizon Wireless over the past two years show that Android isn't growing in the U.S. and that all new growth is coming from Apple's iPhone.

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AT&T-based users of Apple's iPhone 5 and LTE-enabled iPads will soon find their data access speeds greatly increased in a number of markets, as the carrier announced on Tuesday the expansion of its 4G LTE network to 79 new areas.

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At the VentureBeat Mobile Summit in Sausalito, Calif., on Monday, AT&T Senior Vice President Kris Rinne announced that the second-largest U.S. carrier will roll out support for HD Voice over its 4G LTE network sometime this year.

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The hacker who helped to obtain and disclose more than 100,000 iPad 3G users' e-mails from AT&T in 2010 was sentenced on Monday to 41 months in prison.

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Second-largest U.S. wireless carrier AT&T on Thursday announced it activated a record 8.6 million iPhones, accounting for 84 percent of the telecom's total 10.2 million smartphone sold, for the fourth quarter of 2012.

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The 2012 holiday season was a record setting span for AT&T with 10 million total smartphones sold — at least 8 million of which are expected to be Apple iPhones.

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AT&T this week announced that its high-speed 4G LTE network — compatible with Apple's latest iPhone 5, iPad and iPad mini — has launched in 15 new markets, and also expanded coverage in a handful of other locations.

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While the iPhone 5 has been the top selling handset at the three largest carriers in the U.S., Apple's legacy iPhone 4S and iPhone 4 handsets have also been strong performers this holiday shopping season.

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