Information on GNC in Littleton, CO 80122 Outlet Note Regular Brands GNC Colorado Littleton 327950 Rating 4.7 based on 97 votes Address Cherry Knolls Shopping Center, 6780 South University Blvd. Littleton, CO 80122 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 - Littleton GNC Outlet - Littleton GNC Outlet - Littleton GNC Outlet - Littleton People Also Viewed