The Oak Brook Police Department, governed by The Village of Oak Brook in Illinois, focuses on law enforcement services. It operates K-9, crime prevention, patrol and tactical units. The department is accredited by the Commission on Accreditation for Law Enforcement Agencies. The Oak Brook Police Department provides administration, operations and support services. It also operates a record department. The department s field division offers 24-hour preventative patrol services. In addition, it has a staff of more than 50 individuals. The Oak Brook Police Department s investigations division works toward preventing property, financial and juvenile crimes. It also provides the Drug Abuse Resistance Education program. The department participates in the DuPage Juvenile Officers Association and the Illinois DARE Officers Association. The Oak Brook Police Department offers services 24 hours a day, seven days a week.