3 listings in Otis, 3 of them farmers markets. 1 has a market day and hours from a public register or the market's own website. Market days in Otis: Saturday (1).
Few Otis listings have a schedule or SNAP authorization we could source. Westfield, 15 miles away, has 7 listings with more sourced detail; see also all of Massachusetts.
When (unverified text): Join our market every Saturday for the best of local farm-fresh goods, such as fresh eggs, baked goods and desserts, micro greens, maple syrup & maple products, local honey, pasture-raised pork, grass-fed beef, bison, elk, a variety of canned goods, jams (unverified text, market website, 2026-10-13; check before you go)