A phone number can only be linked to one free game

It is not possible to move Battle.net Balance between accounts.

Added game card but no game time on account

How to launch multiple WoW clients on the same computer

It is not possible to move a Call of Duty account to another Battle.net account

It is not possible to recover a deleted WoW starter edition account

Information on where to update your Activsion Account Email

Information about consolidating Battle.net accounts, and how to play on multiple Battle.net accounts at the same time.

Characters boosts can only be used on the WoW account where you purchased your recent expansion

How to attach an Authenticator to your Battle.net account