Received a call from this number several times throughout the day on August 10th and 11th, 2011, but no message was left.  I've also been receiving calls from an Anonymous party over the past two weeks and it comes up private number and once again no message is left...I do not answer my cell phone if I don't recognize the number, but do not like that I have been receiving so many "unknown" calls and don't know what to do.