If someone changed the email address on your account, or if you can't remember what it was, we can send you a text to recover your account.
You can use this service to reset your Battle.net password, which will remove most account locks.
Use this page if you wish to change/modify your Contact & Shipping address for your Battle.net Account.
What to do if your account was hacked despite having a Blizzard Authenticator
Account has been hacked or compromised.
What to do if the account of a friend or family member was compromised.
What to do if your Activision account has been compromised.
What to do if a friend or family member has access to your account and has updated the account details, are preventing you from accessing the account, or has taken gold or items.
Blizzard Customer Support cannot lock your account on request
Information on Diablo III Account Rollbacks after your account is hacked.