You play a vital role in our continuous improvement and product development. We welcome any feedback or questions that you may have. PHONE 602-252-2351 Main Office - Local 800-755-8167 Main Office - Toll Free 1-888-246-5786 Customer Service MAIL Holsum Bakery, Inc. Customer Service 2322 West Lincoln Street Phoenix, AZ 85009 EMAIL Please use our online form to email us. Be sure to choose which department you would like to send your message. [ privacy policy ]