You should only contact Robinhood Support through the app or 1-8 4 4-(6 7 3)-0 4 0 6 on the web at robinhood.com/contact. When you connect to Robinhood Support 1-8 4 4-(6 7 3)-0 4 0 6 through chat or email, we'll NEVER ask you for any account login details or 1-8 4 4-(6 7 3)-0 4 0 6 two-factor authentication codes.