Who called from 2139736461

I received 2 calls from this number on my cell this morning... 10:27am and 11:20am - I didn't recognize the number, let it go to voice mail and no message left... number now blocked!

Got call. No message left. I called the number back and message said it was a survey which "has now ended." Offered option to be put on do not call list..which i did. We shall see.

Received a call from this number, I didn't answer, no message was left.
CID showed: Los Angeles, CA

Unknown number to me.  Called my cell twice this morning about one hour apart. Did not leave message either time.

unwanted call