Greenbelt CO-OP by Allen Danze. The Greenbelt CO-OP is community owned and non-profit. Monthly food demos and wine tastings are among the things which make this store a unique shopping experience. The Greenbelt CO-OP fosters a sense of community and makes shopping a form of belonging. Visit us at 121 Centerway in the heart of historic Greenbelt, Maryland and if you enjoy your experience become a member. Then you will also enjoy our monthly 5% savings day.