From ACCM Software:
Hide Fax Numbers is an easy-to-use Microsoft Outlook Add-In for hiding or showing the fax number items of contacts on the Select Names window in Microsoft Outlook. The add-in supports general contacts and Business Contact Manager. You can get rid of the fax number entries on select names window. It features more than one Million contact items supported, allows you to still see the fax number entries in the contact, easy to change the option: Work for all users on this computer, or only work for the current user, and easy to enable or disable this addin.