Hours Of Operations Shaw's Massachusetts Mattapan 02126 Shaw's Hours of Operation and Location in Mattapan, MA 02126 4.5 - 102 votes 4 River St, Mattapan, MA 02126 (617) 298-0969 Get Directions Shaw's Hours Category: Grocery & Market Hours Hours may vary due to season or holiday reasons. For specific hours, please contact store directly. Map Explore MattapanView More Apparel RainbowGallsExpressNew YorkAvenue Sports G's Fashion Recommend For You SIMPLE Mobile Metro PCS Verizon Wireless Dollar Store ADT Deb Galls Daphne's Eblens El Toro Market