Information on GNC in Holladay, UT 84117 Outlet Note Regular Brands GNC Utah Holladay 327348 Rating 4.7 based on 97 votes Address 4714 Holladay Boulevard Holladay, UT 84117 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 - Salt Lake City GNC Outlet - Midvale GNC Outlet - Midvale GNC Outlet - Draper People Also Viewed