I’m already self-excluded, will you pass my details to GAMSTOP? We’ll never pass any personal details to a third party. The decision to sign up with GAMSTOP must be your own. If you need any further assistance, please see our contact details here. Related articles Contact us I didn’t self-exclude via GAMSTOP but it says I did. Who do I contact? Does GAMSTOP replace the normal self-exclusion option on a gambling site? Will GAMSTOP close accounts I already have or just new ones? How do I sign up to GAMSTOP?