{"categories":[{"id":"companies","name":"Companies/business/organizations"}],"classification":"identifier","doc":"The Data Universal Numbering System, abbreviated as DUNS or D-U-N-S, is a proprietary system developed and managed by Dun & Bradstreet (D&B) that assigns a unique numeric identifier, referred to as a \"DUNS number\" to a single business entity. It was introduced in 1963 to support D&B's credit reporting practice.","examples":[{"description":"Langley Holdings","value":"548160290"},{"description":"ORCID, Inc.","value":"968806054"}],"id":"duns","is_pii":false,"langs":[{"id":"common","name":"Common to most languages"}],"links":[{"type":"wikipedia","url":"https://en.wikipedia.org/wiki/Data_Universal_Numbering_System"},{"type":"wikidata","url":"https://www.wikidata.org/wiki/Property:P2771"}],"name":"Data Universal Numbering System (DUNS)","regexp":"\\d{9}","type":"datatype","wikidata_property":"P2771"}