telkom is robing me

a month ago telkom locked my simcard because they debited my account late when my agreement with them was that they debit on the last day of the morning .on the 30th of january they debited R982 that was owed to them but even today on the 8th of february my simcard is still locked .this is day light ******* , i called the call centre and i was told it takes 7 days for payment to apear on the system but what am i paying for. please help me i dont want a contract with them anymore i have lost alot using their network . altenatively please call me on ***