I signed for 2 GB data contract ONLY

My contract with Autopage started in Sept 2015 <br> I signed a 2 GB only data contract but get accounts for out of bundle use.<br> I have phoned customer care, hang on like a ****** and get cut off <br> just before they answer my call every time. I wrote several times to customer care<br> but get no answer, just a notification that the query will be closed now !!!!<br> On my account for the data card is calls to \ other numbers\" this card has never been in a phone ! <br> only in my modem, how can I pay R 258.72 for calls to other numbers ? <br> "