http://www.businesswire.com/portal/site/home/index.jsp?epimenuItemID=887566059a3aedb6efaaa9e27a808a0c&ndmViewId=newsview&ndmConfigId=1000017&newsId=20080129005229&newsLang=en
Verizon Wireless and T-Mobile Tie for First Place in VocaLabs Customer Service Study
During the three months ending December 31, 2007, Verizon Wireless (NYSE:VZ) and T-Mobile (Deutche Telekom AG) tied for the top honors, earning "A’s" in *Caller Satisfaction* and "A’s" for *Call Completion,* a measure of how many callers were able to complete get what they needed in a single call.
AT&T (NYSE:T), formerly Cingular, scored "B's" for both benchmarks.
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http://www.informationweek.com/mobility/showArticle.jhtml?articleID=198001208
"Verizon recorded the highest call quality performance in five of the six regions surveyed."
"Trailing behind is AT&T, who scored ‘B’s for both factors"
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*There's a big difference between call quality, which is self-explanatory, and "customer satisfaction", which is influenced by non-qualitative issues such as service plan pricing options.*