Information on GNC in Rochester, NH 03868 Outlet Note Regular Brands GNC New Hampshire Rochester 329500 Rating 4.7 based on 97 votes Address 105 Milton Road Rochester, NH 03868 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 - Dover GNC Outlet - Lee GNC Outlet - Durham GNC Outlet - Epping People Also Viewed