List of Allstate Stores in Duncan, OK Outlet Note Regular Brands Allstate Oklahoma Duncan Rating 4.9 based on 77 votes Official Website https://www.allstate.com/ Products Insurance Department Stores Insurance Adjusters NameAddressPhone Name/Address/Phone Allstate outlet - Duncan 1618 W Jones Ave (580) 470-9108 Allstate outlet - Duncan 1319 W Main St (580) 467-2645 Allstate outlet - Duncan 1607 W Plato Rd (580) 255-5592 Allstate outlet - Duncan 510 N J St (580) 255-7828 People Also Viewed