Information on GNC in Yonkers, NY 10705 Outlet Note Regular Brands GNC New York Yonkers 330789 Rating 4.7 based on 97 votes Address 420 South Broadway Yonkers, NY 10705 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 - Ardsley GNC Outlet - Astoria GNC Outlet - Astoria GNC Outlet - Astoria People Also Viewed