Who called from 2162416052

When this # calls my cell phone, it leaves me 6-8 voice mails at a time that are just a fax machine.  I've tried faxing this # letting them know that this is my cell phone.

Received call after call from this number in error.  Everytime the call was picked up, there was a fax machine on the other end.  Source is unknown.

fax beeps when I answer. I called the number back and the voice mail is for a male named Jason. These calls need to stop!

Got called every 6 minutes, fax machine on the other end.
traced the call back to cleaveland.
very annoying.
well over 5 calls made to my phone.

This appears to be a call from AMTRUST BANK and they have been calling from the above fax No. at odd hours, even at 4 am.  I do not know how to stop these calls.  I have reported to AMTRUST BANK several times about it but with no results!!  TO WHOM TO REPORT. OR COMPLAIN?