You'd have to put the distribution list in the BCC field.

Signature
Patricia Cardoza DiGiacomo
Outlook MVP
Author - Special Edition Using Microsoft Office Outlook 2003
Lead Author - Access 2003 VBA Programmer's Reference
Author - Absolute Beginner's Guide to Microsoft OneNote 2003
http://blogs.officezealot.com/cardoza
http://www.cardozasolutions.com
> I'd like to send an e-mail to a distribution list, but I don't want the
> recpients to be able to see the individual e-mail addresses within the
> list.
> How do I go about doing this? Thanks.