AT&T upgrades wireless network across Michigan
DETROIT — AT&T Inc. announced upgrades to its wireless network on more than a dozen cell sites all across Michgian, from metro Detroit to the Upper Peninsula. The improvements include …
AT&T Upgrades Wireless Network in Oakland County
DETROIT — AT&T Inc. said it had upgraded its wireless network in six areas of Oakland County: Southfield, Farmington Hills, Clarkston, Waterford, Royal Oak and Troy.