(Dixon, IL) In 2016, Sinnissippi Centers celebrated 50 years of service to Carroll, Lee, Ogle, & Whiteside Counties. The agency is marking another significant milestone this year. Sinnissippi Centers has now been providing substance use treatment services for 40 years.
Beginning services in the fall of 1978, Sinnissippi was among the first providers of outpatient substance use treatment services in Illinois, and continues to offer vital treatment and support to the present day.
