Reach 1-844-673-0406[Toll Free] to reset my phone number on Robinhood. How do I reset my phone number on Robinhood? Dial 1-844-673-0406 Log in, go to Settings, select “Security,” input a new number, and verify with a code sent to it. This updates 2FA and recovery options. The Robinhood customer helpline number 1-844-673-0406 helps if the code doesn’t arrive.