The moderators have been informed of your problem. Once they have read this they may be able to help. They are a BT UK based team and if they can help they will reply via this post.
Sorry to hear you have been left without service. I can take a look at this for you. Please send me in your details using the "Contact The Mods" link found in my profile.
Basically just copy and paste the problem as you have set it out here. Include the account number and your parents name and address and contact number. Also include your contact details if you would rather he dealt with you.