Hours Of Operations GNC California Fullerton GNC Hours of Operation and Locations in Fullerton, CA 4.9 - 150 votes 2 Locations in Fullerton GNC Hours Category: Beauty & Health GNC - Fullerton, CA 92833 2241 West Malvern Ave(714) 992-0773 View Store Details GNC - Fullerton, CA 92831 3306 e. Yorbalinda Blvd(714) 996-4424 View Store Details Explore FullertonView More Apparel Sam's ClubCostcoMarshallsRoss Dress for LessBurlington Coat Factory Sports CostcoTargetSports AuthoritySkechersVans Jewelry Sam's ClubCostcoMarshallsBurlington Coat FactoryKohl's Outlet Recommend For You Cotton on Bally Total Fitness Eastern Mountain Sports Trader Joe's The Athlete's Foot Diane's Beachwear Bottega Veneta Hanna Andersson Louis Vuitton Sportsman's Warehouse