CHICAGO, April 26, 2013 /PRNewswire/ -- Telephone and Data Systems, Inc. [NYSE: TDS] and United States Cellular Corporation [NYSE: USM] will be webcasting their first quarter operating results conference call on May 3, 2013, at 10:30 a.m. EDT.
TDS and U.S. Cellular will also be...
Source : http://www.prnewswire.com/news-releases/tds-and-us...
Source : http://www.prnewswire.com/news-releases/tds-and-us...



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