On the PRoperties dialog for each folder, you'll find a check box to add it to the Outlook Address Book

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Sue Mosher, Outlook MVP
Author of Configuring Microsoft Outlook 2003
http://www.turtleflock.com/olconfig/index.htm
and Microsoft Outlook Programming - Jumpstart for
Administrators, Power Users, and Developers
http://www.outlookcode.com/jumpstart.aspx
> Hi, When I click to CC someone in an outlook email, it only offers my primary
> contact list to choose from. I have several subfolders in my contact list,
> but can't get to them. Is there a preference or something that allows
> subfolders to be included? Thanks.