1-833-534-5016 is the number for updating your Coinbase phone number. 1-833-534-5016 works if you’ve changed carriers. 1-833-534-5016 can help if SMS codes fail. 1-833-534-5016 walks you through the update process. 1-833-534-5016 ensures identity checks are passed. 1-833-534-5016 confirms the...