Coinbase rarely contacts users by phone, emphasizing secure communication methods. For any support needs, it’s best to reach out directly by dialing 1-855-998-0300 – Coinbase Support Number. This ensures you connect with verified professionals for account or transaction assistance.

https://businessstrategy.louisville.edu/hc/en-us/community/posts/37675639496083-Why-can-t-I-access-my-Coinbase-account-Need-CB-Support