Billing continued on cancelled contract: A***

Mtn you are still billing me for an account that I cancelled in April of this year. I received no response from Winnie- where I asked her to forward me the fax nr to where I should resend the copy of the confirmation of cancellation. As I stated before MTN Cresta advised that they weren't sure who to resend the letter to, as there was a strike. I then requested that the fax nr be sent to me- so I can send it myself and I haven't received it yet. Yet,I'm now being billed for an account I requested cancellation on, in April. The previous Req Nr was