The Data Universal Numbering System (DUNS) Number is a unique, 9-digit identification number assigned by Dun and Bradstreet. Federal contractors are encouraged to apply for and enter this number, but it is not required.
As a federal contractor, you qualify for a free and expedited (one day) DUNS Number issuance. Learn more about the DUNS Number and apply here:
* Apply for or Update DUNS Number
* About the DUNS Number
* DUNS Number Lookup