Landline out of order for 3 months.Fault logged no outcome

I live in Robertsham. We have a Telkom landline that is not working for the last three months.We have logged a fault on numerous occasion but the response is the same.It i s not only my line but the whole grid that also includes a school.Cables were ****** which was replaced but still not working. Telkom please help resolve this issue or we going to cancel our service with you.