Data Universal Numbering System

DUNS is the acronym for Data Universal Numbering System.

A proprietary system developed and managed by Dun & Bradstreet that assigns a unique numeric identifier referred to as a DUNS number to a single business entity. It was introduced in 1963 to support DNB’s credit reporting practice. Also referred to as a D-U-N-S number.

  • Abbreviation: DUNS

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