Poor customer service and its best

Helpless and devastated about my old Telkom contract that I have purchased via Mondo.. The contract was canceled last year October and till today is still affecting my credit record. I cannot get any financial help from any institution because the account it appears like I don't pay it and I have never used the services even 1mb of the Simcard. I called more than enough Mondo they say I must call Telkom and I can get assistance is really unfair for me. I regret the day I answered my phone and listened to that lady about the offer. Ref number that I got is ***1 I spoke to Siyabonga... The number I used to call is ***