HARASSMENT FROM JABBA CONNECT

YES, I FEEL LIKE BLOWING THEM UP!!! HAVE EXPLAINED X 20 TIMES THAT XOLILE HABANA IS NOT AS THIS NUMBER!! HAVE ASKED THE MANAGER TO TAKE MY NUMBER OF THE SYSTEM!! HAVE THREATENED WITH A CASE OF HARASSMENT, BUT THEY DON'T GET IT!! WHAT MUST I DO? EVEN SEARCHED FOR A LANDLINES TO BLOCK OUT THEIR NUMBER!