Information on GNC in Hyden, KY 41749 Outlet Note Regular Brands GNC Kentucky Hyden 327476 Rating 4.7 based on 97 votes Address 21287 Highway 421, po box 1665 Hyden, KY 41749 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 - Hazard GNC Outlet - Cumberland GNC Outlet - Barbourville GNC Outlet - Corbin People Also Viewed