What is a DUNS Number?

A Data Universal Numbering System (DUNS) number is a nine-digit code established by Dun & Bradstreet which has become a standard business identifier throughout the world. DUNS numbers are often required in order to perform government contracts for many federal agencies. Assignment of DUNS numbers are free for all businesses that are required to register with the federal government for contracts or grants.


Why are DUNS Numbers Important?


  • Needed to register with the System for Award Management (SAM)

  • Needed to receive a CAGE code

  • Have become the standard for keeping track of more than 200 million businesses and their corporate relationships worldwide

  • The D-U-N-S® Number is recognized, recommended, and sometimes required by more than 200 global, industry, and trade associations, including the U.N., European Commission, and the U.S. Federal Government



What do I Need to Get my DUNS Number?


  • Legal name

  • Headquarters name and address for your business

  • Doing Business As (DBA) or other name by which your business is commonly recognized

  • Physical address, city, state and ZIP Code

  • Mailing address (if separate from headquarters and/or physical address)

  • Telephone number

  • Contact name and title

  • Number of employees at your physical location

  • Whether you are a Home-Based Business



Where Do I Get My DUNS Number?


  • Getting your DUNS Number is a simple process.

  • Visit and register at: Dun & Bradstreet 



For More Information: Basic Requirements and Getting a DUNS Number