AT&T Invests in Chicago-Area Wireless Network

CHICAGO, Dec. 30, 2011 /PRNewswire/ -- AT&T* today said its 2011 wireless network investments in the Chicago area included building 14 cell sites and boosting capacity by 52 percent to improve customers' mobile voice and broadband experience. *AT&T products and services...

Source : http://www.prnewswire.com/news-releases/att-invest...