Thousands of Verizon users were impacted by a nationwide telecommunication outage on Monday. Here's what to know and why your phone might say SOS.

Multiple U.S. broadband providers, including Verizon, AT&T, and Lumen Technologies, have been breached by a Chinese hacking ...

Shares of AT&T ( T -0.48%) jumped 10.6% in September, according to data provided by S&P Global Market Intelligence. A couple ...

AT&T recently decided to divest its DirecTV segment. This move creates another potent positive catalyst for my bull thesis.

Deciding between major and secondary cellphone service providers can be difficult. Here's how to find the right type for you.