Hi Nickd2,
Welcome to the Community Forums. Thank you for your first post.
I'm sorry to hear there's been an issue with your Virgin Mobile billing and your credit score has been affected, I can appreciate this must be concerning for you. If you would like to raise a dispute or discuss making any amendments to your credit file, kindly get in touch with our Credit File Amendments team at creditfileamendments@virginmedia.co.uk, they will be able to help you further with this.
If you need anything else or you'd like us to go through your bills with you, just let us know.
Kind regards,
Beth
Beth