AT&T keeps things simple with three postpaid plans, all built around unlimited data. Wondering which plan is right for you? Of course, AT&T has more plans through its Prepaid service ...

When it comes to wireless plans, AT&T is among the simplest. Like its rival US carriers, AT&T offers a variety of different options, all with the promise of "unlimited" talk, text and data.

Demand has also been growing for AT&T's plans that allow customers to combine ... upgrades and promotional cycles. Its fiber business added 226,000 customers in the third quarter and missed ...