Hi there @Dew1nter
Thank you so much for your first post to our community forums and welcome to the team, it's great to have you on board.
Is there a reason you wish to cancel the landline at all? Are you facing any issues at all with the service.
You can cancel your services by calling us on 0345 454 1111 or via WhatsApp on 07305 327 112.
Thank you.