Over chared for 4 years and still unable to get a

I cancelled a telephone line in August 2012 and have been charged for it ever since<br> I am told to pay the current amoutn and they will then sort it out - this has never hapened<br> I lodged new disputes on the 22/07/2015 (ref ***2) and was duly cut off - I believe Telkom owes me in excess of R8000.00<br> The line was finally cancelled on the 5th of This month- no credit has been passed and i am still cut off ref ***A<br> I cannot get through to TELKOM by phone they dont answer calls!!!!! and their automatic system just cuts me off<br> I am told to go into one of therir offices which I have now done twice and they cannot help<br> This is a joke<br> <br>