The New York State (NYS) WIC Vendor Handbook is a reference guide for authorized vendors, i.e. Proof of all sources of income for everyone living in the household (ex.Any owner of a full line grocery store located in Pennsylvania may apply for authorization as a WIC vendor. Eligibility is based on both income and resources. SNAP benefits allow recipients to purchase the food of their choice at almost all grocery stores. Enter a zip code to find WIC authorized stores within the selected radius of the zip code that accept your WIC checks. Allegany County is a great place to do business. Help pay for food; government food benefits; nutrition education; parenting education; postnatal care. Maternal and Family Health Services. The participants include: 32,421 infants,.