REG OF MV: MIDDLESEX CTY is listed on American Police Training as a unconfirmed jurisdiction serving Middlesex, MA. The agency is associated with ORI MA009MV in public records where available. Officers and coordinators can use this page to review public contacts, photos, training listings, and recruiting posts when the agency has published them. American Police Training connects law enforcement professionals with continuing education, agency-submitted events, and jurisdictional context in one searchable directory.