AT&T, T-Mobile and Verizon have formed a joint venture called Isis, a national mobile commerce network that will let consumers use their mobile phones to make point-of-sale purchases.

Firethorn now supports mobile banking for more than 3,000 U.S. financial institutions in their carrier-preloaded mobile wallet, which has the potential to be extremely valuable for both mobile payments and mobile marketing.

Jagtag claims that its 2D bar codes now work on every camera phone in the United States, delivering optimized multimedia content to both smartphones and standard feature devices.

Starbucks Corp. will use the AT&T Wi-Fi service at more than 7,000 company-operated coffee shops nationwide, ditching longtime partner T-Mobile USA.