This is the message directly copied from their official website:
Application Type: I140, IMMIGRANT PETITION FOR ALIEN WORKER
Current Status:
This case has been approved. On November 2, 2004, an approval notice was mailed. If 14 days have passed and you have not received this notice, you may wish to verify or update your address. To update your address, please call the National Customer Service Center at (800) 375-5283.