Wisconsin Dept. of Justice — Office of Consumer Protection

Enforces consumer-protection laws. Note: most general consumer complaints in Wisconsin are taken by the DATCP Consumer Protection Hotline (1-800-422-7128), and medical-billing/insurance disputes are often routed to the Office of the Commissioner of Insurance.

• Phone: 800-998-0700
• Address: P.O. Box 7857, Madison, WI 53707-7857