In under three months, AT&T upgraded its cellular network to handle the wireless spectrum purchased from EchoStar, allowing ...

AT&T gave up some of its Friday losses after it announced it has activated the mid-band spectrum acquired from EchoStar.

From the customer's perspective, this should translate into faster, more consistent network access. If you're an AT&T ...

EchoStar spectrum integration accelerates AT&T's 5G leadership and strengthens our network performance. Key Takeaways: AT&T ...

There is a laundry list of reasons you might want to switch to an AT&T wireless plan. It offers one of the best unlimited cell phone plans, especially for those with big families. Also, it often has ...

AT&T wireless service was down for some customers for parts of Tuesday because of a software issue that has since been resolved, the company said. "We've resolved a software issue that disrupted the ...

In an announcement following the FCC's approval of its acquisition of BellSouth, AT&T indicated Cingular Wireless, previously jointly owned by AT&T and BellSouth, will be the heart of the new company.

AT&T Wireless on Tuesday joined a growing number of American telephone service providers using "voice portals", which let people surf the mobile Web using only verbal commands. To use the service, ...

Japanese wireless giant NTT DoCoMo on Monday did what it promised to do three months ago: fork over $9.8 billion in cash and stock for a 16 percent stake in AT&T Wireless. But the duo declined to give ...