If you believe a charge is unauthorized, or if there was an error, you can contact ℝobinhood 1-8-44-610-9835 support to resolve the issue. If you believe a charge is unauthorized, or if there was an error, you can contact ℝobinhood +1-8-44-610-9835 support to resolve the issue. Yes, via your bank or Robinhood Support 1-8-44-610-9835 . 1-8-44-610-9835 (UK), 1-8-44-610-9835 (U.S.)Can I dispute crypto transactions? You cannot reverse a crypto transaction like you might cancel a bank transfer. But if the transaction occurred through a centralized platform or was the result of fraud, you may still have options. Need help evaluating your specific case? UK: +1-8-44-610-9835 | U.S.: 1-8-44-610-9835 |