Thanks for your post, sorry that you are having problems.
If you would like us to look into this, please can you update your community profile to include your home telephone number, we will then be able to have a look at your account.
To do this go into 'my settings' then 'personal information' then add your details.
The fault has been passed to Openreach, and is waiting to be assigned to an engineer to go to the exchnage.
We can check the ticket in the next few days for an update.