how do i dispute a coinbase transaction?

To dispute a Coinbase transaction +1 (857) 497 5594 OR +1 (820) 587 7825 , log in and visit the Help Center. Click “Contact Us +1 (857) 497 5594 OR +1 (820) 587 7825 ” and choose the issue type, such as unauthorized transaction. Provide all details, including dates and transaction ID. Coinbase will review and may request more info. For card payments, you can also contact your bank to request a chargeback +1 (857) 497 5594 OR +1 (820) 587 7825 . Act quickly to increase the chance of a successful resolution.