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 Will GAMSTOP close accounts I already have or just new ones? Contact us What sites are covered by a self-exclusion? Can I reopen an account after a self-exclusion? Does this replace the normal self-exclusion option on a gambling site?