What is GAMSTOP? GAMSTOP is the UK’s national self-exclusion scheme for gambling websites. If you register and request a self-exclusion through them, any accounts mentioned in the details you’ve provided will be excluded. If you need any further assistance, please see our contact details here. Related articles Contact us Will GAMSTOP close accounts I already have or just new ones? What sites are covered by a self-exclusion? How do I sign up to GAMSTOP? Can I reopen an account after a self-exclusion?