Find out how to contact your Missouri WIC office online or by phone number below. If you are looking to apply for WIC benefits in Missouri or have questions about the Women, Infants, and Children government program in Missouri then the local MO department should be able to help you. If you are trying to find out if you are eligible for the Missouri WIC Program, how to apply for the WIC Program in Missouri. All questions or issues about Missouri WIC benefits need to be directed to the state ran department listed below. If you receive food stamps then you can also check your Missouri food stamp balance.