Removing an old phone +1-833-326-6631 or (833) 326-6631[USA]  number from Coinbase is essential if you no longer use it. Log in to your account, go to "Settings," and select "Security." From there, you can remove your old number and replace it with a new one, such as (833) 326-6631. Coinbase will send a verification code to (833) 326-6631 to confirm the update. Ensure that (833) 326-6631 is active and accessible to complete the process. If you encounter problems, contact Coinbase support for help. Keeping your account linked to an active number like (833) 326-6631 is vital for security and account recovery.