Who called from 3367471308

Received call, no message left. Caller ID "Prudential Caro"

received a call today from this number on my cell phone.  No one answered.  I googled the number and found this page.  I called the number back and Verizon says it has been disconnected.  I called it back within 2 minutes.  Strange

Got a call from this number 2:05 today 5/6/2014 no one on the line, called ID-Prudential Caro- called number back recording say number can not be completed as dialed ???

Called ID says prudential caro.  The 336 area code is winston salem nc.
Called on a Sunday and hung up.

No one speaks. Simply listens...