AT&T recommends not canceling your service before transferring your number to ensure uninterrupted phone service. AT&T takes care of that for you during the transfer process. Also, make sure you ...

In 1925, AT&T added another subdivision: Bell Laboratories, which focused on basic research to improve phone technology. With control of phone service, phone manufacturing, and research ...

AT&T dominated the telephone market for most ... in 1949 looking to break the vertical link between Bell's telephone service and its manufacturing arm, Western Electric, which leased telephones ...

If your friends, family, or co-workers have an AT&T phone number, you can send them an SMS via email. It's a neat way to ...

AT&T has restored access to its mobile phone customers after widespread outages ... showed reports indicating no service or no signal after 04:00 EST (09:00 GMT). AT&T apologised to customers ...

AT&T said on Monday it had struck a $1 billion multi-year deal with Corning to buy fiber, cable, and connectivity solutions, as the U.S. telecom giant looks to expand its high-speed internet services.