Obtaining a DUNS number is absolutely Free for all entities doing business with the Federal government. This includes grant and cooperative agreement applicants/prospective applicants and Federal contractors. Be certain that you identify yourself as a Federal grant applicant/prospective applicant.

No, every business doesn't need a DUNS number. That said, it can help you build good business credit and is necessary if you want to apply for certain types of funding. It's also required for a credit report from Dun & Bradstreet.

Dun & Bradstreet (DNB) is a 180-year-old company that supports companies in the areas of sales, finance, compliance, procurement, and marketing.

It is recommended that you go directly to the D&B website to register for your DUNS number; however, you may call D&B at 1-800-333-0505 for assistance. If calling in: • enter option “2” to register your business for Federal Assistance, then • enter option “1” for Federal Registration.