In some cases, Coinbase may require you to verify your identity by submitting documents. If this is the case, +1-808-767-4444[USA] or +1-808-767-4444[Quick Support] is the best number to call for assistance. Coinbase's support team is trained to help with identity verification and guide you through the submission of necessary documents to complete the recovery process. Make sure you have all your details and identification ready to expedite the process.