I keep getting these calls even after I told them to remove me from their calling rotation.  It is Assurance Wireless.  I have never done business with Assurance Wireless.  They refuse to remove my number from their system.

Keep receiving calls from this number.  They are from Assurance Wireless.  I have never done business with Assurance Wireless.  I have called and complained to them several times but they won't remove my number from their calling rotation.