Vendor Resources: Important Contacts

State WIC Vendor and Integrity Unit

The WIC Vendor and Integrity Unit is responsible for the following:

  • Accepting and processing of all vendor application materials
  • Authorizing applicants (i.e., grocery, pharmacy, and cooperatives) that meet the minimum Wisconsin WIC program requirements
  • Providing vendor authorization training
  • Monitoring and assessing authorized vendor compliance with Wisconsin WIC program policies and procedures

Vendors may contact the WIC Vendor and Integrity Unit by any of the following methods:

Mail: P.O. Box 2659
Madison, WI 53701-2659

Phone: 608-266-6912
Staff available from 7:45 a.m. - 4 p.m. Monday through Friday

Fax: 608-266-1514

Email the WIC Vendor and Integrity Unit

Local WIC Agencies

Local WIC agencies can be contacted with questions or concerns regarding the WIC program or WIC participants.

eWIC Device Support

FIS Stand-Beside Devices

Merchant Services
For stand-beside device settlement/billing questions
Phone: 800-894-0050

Retailer Help Desk
For WIC transaction and hardware questions/issues
Phone: 877-227-6347

Integrated Cash Register Systems

Contact your point-of-sale administrator directly with WIC processing and transactional issues.

WIC Fraud Hotline

WIC Vendor Fraud Hotline

Phone: 888-260-1727
Messages may be left 24 hours a day, seven days a week. Callers may remain anonymous.

Other Contacts

Wisconsin Department of Financial Institutions (WDFI)

To create or register corporations, limited partnerships, limited liability partnerships, and limited liability companies to the State of Wisconsin, visit the WDFI website.

Supplemental Nutrition Assistance Program (SNAP)

Also known as Wisconsin FoodShare Program in Wisconsin. To submit a vendor application for authorization with the SNAP program, visit the SNAP website.

For SNAP application status questions:
Phone: 888-823-4369

Last Revised: January 11, 2019