Law Enforcement Agencies in Sycamore, IL IL › DeKalb County Agencies serving the city of Sycamore in IL. Agency Types in Sycamore Coroners 1 agencies County Jails 1 agencies Municipal Police 1 agencies Sheriff 1 agencies All Agencies in Sycamore, IL De Kalb County Coroners Office DeKalb County De Kalb County Jail DeKalb County De Kalb County Sheriffs Office DeKalb County Sycamore Police Department DeKalb County
