OKLAHOMA CITY, March 4 /PRNewswire-FirstCall/ -- AT&T* today announced that AT&T's total capital investment in its Oklahoma wireless and wireline networks was nearly $650 million from 2007 through 2009. Since 1996, AT&T has invested more than $2.8 billion in its wired and wireless s
Source : http://www.prnewswire.com/news-releases/att-invest...
Source : http://www.prnewswire.com/news-releases/att-invest...