Hours Of Operations GNC Michigan Portage GNC Hours of Operation and Locations in Portage, MI 4.9 - 150 votes 2 Locations in Portage GNC Hours Category: Beauty & Health GNC - Portage, MI 49024 6650 South Westnedge, Suite 226(269) 327-9550 View Store Details GNC - Portage, MI 49024 1950 West Centre Avenue View Store Details Explore PortageView More Apparel Sam's ClubTJ MaxxBurlington Coat FactoryColdwater CreekStein Mart Sports TargetDick's Sporting GoodsVansRoxySnap Fitness Jewelry Sam's ClubHobby LobbyBurlington Coat FactoryZalesKohl'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