Who called from 3604743239

has called twice in last 24 hours, leaves no message, when trying to call number back get "all circuits are busy" recording.

STR - National research company for political polls.  I didn't answer.

was called by this number, which was unknown to me. Did not answer

This number keeps calling me and I don't give out my cell phone number except to family.  Stop calling !

I never gave you my phone number.  Take me off your list and quit invading my privacy.