An email was returned to us as undeliverable. To change your email address at pinnacle sports, please contact our Customer Service Department from the email address currently registered in your account. Please include your Client ID. If you do not have access to this email address, we will require the following information, a copy of your ID (passport/ driver's license) and a copy of a utility bill with your name as proof of address. Please scan this information and email to [email protected].