VoLTE is considered the next generation of voice call technology, and the alliance between the two greatly expands its reach.
Ma Bell kicks off the week by announcing the arrival of Motorola's budget-minded smartphone.
The only catch? The phone is currently out of stock online, though Microsoft promises it will be available for Black Friday.
Ma Bell has cooked up some exclusive tablet deals for dads and grads.
The $50 Samsung smartphone becomes to first in AT&T's lineup with HD Voice.
The carrier previously had a plan to extend its 4G LTE network to the skies in late 2015.
The deal gets AT&T into the emerging Mexico market with a business that brings 8.5 million subscribers.
AT&T says the Federal Trade Commission's allegations are "baseless" and insists that it's been transparent about its network management policies.
The company's growth was driven largely by connected devices like the connected car, but there was also a healthy mix of smartphone and tablet growth.
AT&T has added more countries to its 4G LTE international roaming footprint. The carrier now allows its customers to connect to LTE networks in 15 different countries.