Law Enforcement Agencies in Ann Arbor, MI MI › Washtenaw County Agencies serving the city of Ann Arbor in MI. Agency Types in Ann Arbor Campus Police 3 agencies Coroners 1 agencies County Jails 1 agencies Federal 1 agencies Municipal Police 2 agencies Probation Pretrial 1 agencies Sheriff 1 agencies All Agencies in Ann Arbor, MI Ann Arbor Police Department Washtenaw County Bureau of ATF Washtenaw County Concordia University Washtenaw County Pittsfield Twp Public Safety Department Washtenaw County University of Michigan Ann Arbor Washtenaw County US Probation & Pretrial Services Office Washtenaw County Washtenaw Community College Washtenaw County Washtenaw County Jail Washtenaw County Washtenaw County Medical Examiner Office Washtenaw County Washtenaw County Sheriffs Office Washtenaw County
