While we still have a ways to go before the white pages phone book can truly Rest in Peace, as you will see from the following infographic, 2011 helped to put a few more nails in the coffin. For examp ..

Based on analysis of over 600 Million "unknown" numbers reported by our Caller ID customers, we at WhitePages estimate that more than 30 percent of all calls placed to cell phones are from “unknownâ ..