Information on GNC in Manhasset, NY 11030 Outlet Note Regular Brands GNC New York Manhasset 328108 Rating 4.7 based on 97 votes Address 392-410 Plandome Road Manhasset, NY 11030 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 - Albertson GNC Outlet - Auburndale GNC Outlet - Baldwin GNC Outlet - Astoria People Also Viewed