You can find the addresses for feedback on this page.
Fazer Confectionery / Customer feedbackP.O. Box 11000101 HELSINKI, Finland
Fazer Bakeries / Consumer serviceP.O. Box 1700941 HELSINKI, Finland
Postage is free, i.e. you do not need a stamp.
Continue to Fazer's international consumer site
Fazer group information and recruitment
Or go to your local consumer site