1. Using a web browser, navigate to https://mail.zimbraservice.com and log into the desired mailbox.
3. All of your current contacts and address books will be listed from within the left column. Select the Address Book you wish to share, Right-click it and choose Share Address Book.
4. When the Share Properties Window opens, you can fine-tune the sharing properties and permissions.
- Share With: This is the Group type you are sharing your address book with.
- Email: This is the user you are wishing to share your Address Book with.
Role: The permission level the user will have when accessing the shared Address Book. The defaulted permissions are set to Viewer.
5. Click OK to to share the address book.