Law Enforcement Agencies in Holbrook, AZ AZ › Navajo County Agencies serving the city of Holbrook in AZ. Agency Types in Holbrook Campus Police 1 agencies County Jails 1 agencies Municipal Police 1 agencies Parole Probation 1 agencies Sheriff 1 agencies All Agencies in Holbrook, AZ Holbrook Police Department Navajo County Navajo Adult & Juvenile Probation Navajo County Navajo County Jail Navajo County Navajo County Sheriffs Office Navajo County Northland Pioneer College Navajo County
