In the cable TV and broadband business, a timeline littered with mergers.

The Wall Street Journal reports a deal could give AT&T more heft to compete with a new Comcast-Time-Warner.

Cellular phone carriers like T-Mobile offer incentives to switch networks, but for some consumers it's too much of a hassle.

AT&T is offering companies the opportunity to pay for your smartphone’s data use.

Or will it just drive consumers nuts with invasive ads?

AT&T is going after T-Mobile customers, with a new promotion.

Big telecom is following in the footsteps of some tech giants.

The CIA is said to pay AT&T more than $10 million a year for access to phone records.

AT&T reportedly wants to go global and buy the U.K.'s Vodafone. But revelations about the NSA tapping European data may complicate its plans.

Video service aims to explain to customers where their money is going.