3 listings in Lompoc, 3 of them farmers markets. 1 has a market day and hours from a public register or the market's own website, and 1 appears in the USDA SNAP retailer register. Market days in Lompoc: Sunday (1).
Few Lompoc listings have a schedule or SNAP authorization we could source. Arroyo Grande, 35 miles away, has 6 listings with more sourced detail; see also all of California.