AT&T Invested Nearly $3.3 Billion In Illinois From 2010 Through 2012 To Enhance Speeds, Reliability And Performance For

AT&T Invested Nearly $3.3 Billion In Illinois From 2010 Through 2012 To Enhance Speeds, Reliability And Performance For Customers Expanded 4G LTE Coverage, New Cell Sites and Boosted Capacity Drive Improved Customer Experience PR Newswire CHICAGO, March 20, 2013 CHICAGO, March 20, 2013 /PRNewswire …