Http://forums.graphonomics.org/index.php?threads/full-list-of-delta%C2%AE-support-contact-number-in-the-usa-an-official-updated-guide.290487/ http://forums.graphonomics.org/index.php?threads/full-list-of-delta%C2%AE-support-contact-number-in-the-usa-an-official-updated-guide.290487/