Who called from 4048507071

Received call from this number. Answered and an automated response said he was Tony from customer service and asked if I could hear him. I didn't say anything and he said, "good. I wanted to let you know you've won a vacation...." I hung up.

call on my cell nothing when I answered

Robot dial soliciting

Received a call from this number.  Called the number back and got a recorded message:  Thanks for calling.  The survey you were called about...blah, blah, blah.  I hung up.

I called this number back.  A recording said, "Thanks for calling.  The survey you called about ...."  I have now blocked this number.