A mailing list for information exchange among the users, and between the users and the author of Astrometrica, has been created. Announcements of new versions will also be distributed via this mailing list. It is recommended that users of this software subscribe to this list. To do so, please send a mail to Astrometricafirstname.lastname@example.org, or use the form below. The web page of the mailing list is located here. Subscribers to the mailing list can access the archived messages through this page.