San Diego Family Resource Center Southeast Food Stamp Office location is 4588 Market Street San Diego, California, 92102. The Supplemental Nutrition Assistance Program. commonly known as SNAP, is a federal program that helps millions of low-income households purchase nutritious food. To determine eligibility, individuals must fill out an application and provide all the required documentation. Approved recipients receive the SNAP benefits, which can be used just like a debit card at any authorized retailer that accepts SNAP. Contact the office for further information.