MBD MUST FALL!!!

These people should be dealt with, its like they enjoy harassing us every flipin 2 hours of the day. Im sure i have blicked over a million numbers of MBD but they keep calling with more numbers. I pay my account every month without me making any arrangements but they keep calling and sending stupid threatening smses every flipin hour and im sure they charging those calls... how can we report this company... YOH IM SICK AND TIRED WITH THEM