Hi Ms-Maggie, at present you can't add or remove a mailbox yourself. You can contact the Right To Be Forgotten team to have a mailbox deleted. You'll find the help you need in the Right To Be Forgotten help article.
Please log in to My Account if you need to view or pay your bill, manage boosts and track your usage. From My Account you can also check your connection and test your line for any issues in the Service Centre.
