List of Denny's Stores in Rockford, IL Outlet Note Regular Brands Denny's Illinois Rockford Rating 4.8 based on 89 votes Products Fast Food Restaurant Pancake House Coffee Shop Steakhouse NameAddressPhone Name/Address/Phone Denny's outlet - Rockford 7375 E State St (815) 226-8221 Denny's outlet - Rockford 1541 Sandy Hollow Rd (815) 397-1819 People Also Viewed