It sounds like you're referring to AT&T Address Book. Here is a link to information about the address book: http://www.att.com/esupport/article.jsp?sid=KB108796&cv=820,748#fbid=X7WFra0HuMr
As Fred indicated, not all phones are compatible with the AT&T Address Book. You'll need to determine if your phone is compatible by clicking this link and following the steps provided: http://www.att.com/learningcenter/addressbook-phonessupported.do
Please let us know if you need additional information, hope this helps!
Are you looking to upgrade and activate your device?
Let us help make Ordering, Upgrading and Activating easy!
This link will open a new window
© 2017 AT&T Intellectual Property.This link will o
Congratulations! You earned the Liz badge!