Law Enforcement Agencies in Onawa, IA IA › Monona County Agencies serving the city of Onawa in IA. Agency Types in Onawa Coroners 2 agencies County Jails 1 agencies Sheriff 1 agencies All Agencies in Onawa, IA Ida County Medical Examiner Office Monona County Monona County Jail Monona County Monona County Medical Examiner Office Monona County Monona County Sheriffs Department Monona County
