CHICAGO, Dec. 28, 2010 /PRNewswire/ -- Telephone and Data Systems, Inc. (NYSE: TDS; TDS.S) and United States Cellular Corporation (NYSE: USM) will be presenting together at Citi's 21st Annual Entertainment, Media and Telecommunications Conference in Phoenix, Ariz. on Jan. 4, 2011, at 3:45 p.m. Mount
Source : http://www.prnewswire.com/news-releases/tds-and-us...
Source : http://www.prnewswire.com/news-releases/tds-and-us...