Yes. Select the DL, choose Edit | Copy to Folder.

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Sue Mosher, Outlook MVP
Author of
Microsoft Outlook Programming - Jumpstart for
Administrators, Power Users, and Developers
http://www.outlookcode.com/jumpstart.aspx
>I invite subcontract quote by fax and routinely need to modify distribution
> lists. I wish to retain the original list. Is it possible to make a
> duplicate copy, change the name, and then modify the list?