Telkom

The most difficult contract to get off. Firstly I paid off my account now they want to give the sim only contract and I told them I don't want anything to do with them but am still getting invoice that I need to pay. I calledb3 times o cancelbo don't know am still getting email and invoice from them because i clearly stated that am no longer interested doing business with them .Anyone please assist me with all this because is affecting my credit score.