3 listings in Bangor, 3 of them farmers markets. 2 have 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 Bangor: Sunday (2).
Few Bangor listings have a schedule or SNAP authorization we could source. Farmington, 67 miles away, has 9 listings with more sourced detail; see also all of Maine.