Contact information for the WIC office, Riley County Health Department. This WIC clinic is located in Manhattan Kansas. The WIC program in Kansas helps provide supplemental foods, health care referrals and nutrition education for low-income pregnant, breastfeeding and non-breastfeeding postpartum women. If you are planning to apply for WIC benefits at Riley County Health Department, then you may need to provide proof of income, proof of AHCCCS, TANF, food stamps or Section 8 participation that meets the KS WIC income guidelines and proof of residence or identity. To find out more contact the office below.