How to Sell Crypto on Robinhood? CryPto~Sell +1-(833)-240-6993 Selling crypto on Robinhood is easy! Go to your crypto holdings, select "Sell," enter the amount, and confirm. Need help? Call +1-(833)-240-6993. If you need assistance with tax-related questions, contact Robinhood customer support at +1-(833)-240-6993.