Information on GNC in Dorchester, MA 21253 Outlet Note Regular Brands GNC Massachusetts Dorchester 326479 Rating 4.7 based on 97 votes Address 1100 Dorchester Avenue Dorchester, MA 21253 Phone Hours may vary in different stores. For accurate hours, please contact each store directly. Suite643 Hours may vary in different stores. For accurate hours, please contact each store directly. Nearby GNC Outlet GNC Outlet - Boston GNC Outlet - Boston GNC Outlet - Boston GNC Outlet - Boston People Also Viewed