Hours Of Operations GNC Illinois Downers Grove GNC Hours of Operation and Locations in Downers Grove, IL 4.9 - 150 votes 2 Locations in Downers Grove GNC Hours Category: Beauty & Health GNC - Downers Grove, IL 60515 44 Ogden Avenue(630) 963-1167 View Store Details GNC - Downers Grove, IL 60516 7313 Lemont Road(630) 515-9410 View Store Details Explore Downers GroveView More Apparel MarshallsTJ MaxxRoss Dress for LessK & G Fashion SuperstoreH & M Sports GolfsmithColemanHockey ShopTrek Bicycle StoreGolf Galaxy Jewelry MarshallsKohl's OutletHelzberg DiamondsGoldmax 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