Use this page if you wish to change/modify your Contact &amp; Shipping address for your Battle.net Account.
Troubleshooting steps for communication and transmission errors.
Unable to place an order with error "Your credit card information is not valid"
How to resolve this error when adding your phone to your Battle.net account
Troubleshooting steps for payment error: Unexpected error code from complete:0.
Information about this error when adding a phone number or an Authenticator to a Battle.net account
Troubleshooting steps for payment error: Oops! This needs your attention.
A phone number can only be linked to one free game
What to do if the website returns "Connection Error" when adding a phone number
Reporting an Exploit or Hack