Information on GNC in Dover, NH 38203 Outlet Note Regular Brands GNC New Hampshire Dover 326489 Rating 4.7 based on 97 votes Address 679 Central ave. Dover, NH 38203 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 - Durham GNC Outlet - Lee GNC Outlet - Epping GNC Outlet - Exeter People Also Viewed