Cingular Wireless LLC, one of the largest mobile phone carriers in the U.S., said Tuesday that it would move to Global System for Mobile Communications (GSM) technology to offer customers fast ...

Cingular Wireless, the second-largest wireless telephone operator in the United States, has made a stunning $41-billion last-minute bid to win the auction for AT&T Wireless in a deal that would ...

Cingular Wireless LLC has agreed to sell the rights to airwaves worth $2.5 billion to T-Mobile USA Inc. The sale would end the two companies' agreement to jointly operate mobile phone networks in ...

ATLANTA (AP) – Cingular Wireless agreed to pay nearly $41 billion in cash to buy AT’T Wireless Services to create the nation’s largest mobile phone company, raising concern among consumer advocates ...

The Justice Department and the FCC clear the way for Cingular Wireless to acquire AT&T Wireless. The deal, worth an estimated $41 billion, makes Cingular the nation's largest wireless phone company.

Cingular Wireless LLC, the nation's second-largest mobile phone company, has made a $27 billion offer for AT&T Wireless Services Inc., an opening bid in what could become a highly competitive auction ...