Cancellation done March 2016 ,account still active?

<p>I cancelled my Telkom landline and Telkom 3G service in March 2016. I received an email from HPTelkom email (Zulfa) on 18/03/2016 advising my services was cancelled with effect 13/04/2016. </p> <p> </p> <p>To my surprise i received an sms from them and i had to pay R860 yesterday.</p> <p> </p> <p>Im also still receiving monthly statements for my 3G stating monthly charge?</p> <p> </p> <p>Why?I cancelled it all!</p> <p> </p> <p>Fix this Telkom!</p>