AT&T Invests Nearly $3.9 Million Over 3-Year Period to Enhance Local Networks in Denison

1 , we’ve invested nearly $3.9 million in our Denison AT&T wireless and wired networks during 2014-2016. These investments enhance reliability, coverage, speed and overall performance for residents and businesses. They also improve critical services that support public safety and first responders. In Texas , AT&T invested nearly $6.