Law Enforcement Agencies in Magnolia, AR AR › Columbia County Agencies serving the city of Magnolia in AR. Agency Types in Magnolia Campus Police 1 agencies Coroners 1 agencies County Jails 1 agencies Municipal Police 1 agencies Sheriff 1 agencies All Agencies in Magnolia, AR Columbia County Coroners Office Columbia County Columbia County Jail Columbia County Columbia County Sheriffs Office Columbia County Magnolia Police Department Columbia County Southern Arkansas Univ Columbia County
