Demystifying D-U-N-S® Numbers: A Comprehensive Guide for Businesses


Introduction: In the intricate landscape of business operations, a D-U-N-S® Number stands as a vital identifier, offering a unique digital fingerprint for businesses worldwide. Whether you’re a burgeoning startup or an established enterprise, understanding the significance of a D-U-N-S® Number and the process of acquiring one is pivotal. This article aims to elucidate the essence of D-U-N-S® Numbers, detailing the registration procedures for various business entities across different jurisdictions and industries.

What is a D-U-N-S® Number? D-U-N-S® (Data Universal Numbering System) is a proprietary system developed and maintained by Dun & Bradstreet (D&B), a leading provider of business intelligence. Essentially, a D-U-N-S® Number is a unique nine-digit identification code assigned to individual business entities. This alphanumeric identifier serves as a universal marker, facilitating accurate tracking and identification within the global business ecosystem.

Why is a D-U-N-S® Number Important? The importance of a D-U-N-S® Number transcends mere identification; it serves as a cornerstone for establishing credibility, fostering trust, and facilitating seamless transactions within the business realm. Here are some key reasons why obtaining a D-U-N-S® Number is crucial for businesses:

  1. Enhanced Credibility: A D-U-N-S® Number provides tangible evidence of a business’s existence and operational history, bolstering its credibility in the eyes of potential partners, creditors, and customers.
  2. Access to Opportunities: Many government agencies, financial institutions, and corporations require vendors and contractors to possess a D-U-N-S® Number for eligibility in procurement processes, grants, and contracts.
  3. Global Recognition: With its widespread adoption, a D-U-N-S® Number enables businesses to transcend geographical boundaries and establish a recognizable presence on an international scale.

How to Register for a D-U-N-S® Number: Registering for a D-U-N-S® Number is a straightforward process, facilitated primarily through Dun & Bradstreet’s online portal. The steps may vary slightly depending on the nature of your business and its location. Here’s a general overview of the registration process:

  1. Visit the Dun & Bradstreet website: Navigate to the official website of Dun & Bradstreet and locate the section for D-U-N-S® Number registration.
  2. Provide Business Information: Input essential details about your business, including its legal name, address, industry classification, and ownership structure.
  3. Verification: Dun & Bradstreet will verify the information provided and may require additional documentation to authenticate your business identity.
  4. Confirmation: Upon successful verification, Dun & Bradstreet will assign a unique D-U-N-S® Number to your business entity and provide relevant documentation for your records.

Different Registration Procedures for Various Entities: The process of registering for a D-U-N-S® Number may vary based on the type of business entity and its geographical location. Here’s a breakdown of registration procedures for different categories:

  1. Businesses based in the US or Canada: The registration process for businesses domiciled in the US or Canada follows the standard procedure outlined by Dun & Bradstreet.
  2. Apple Developer: If you’re an Apple Developer seeking a D-U-N-S® Number for app development purposes, you can initiate the registration process through Apple’s developer portal, which collaborates with Dun & Bradstreet for D-U-N-S® Number assignment.
  3. US Government Contractor or Grantee: Entities engaging in business with the US government, either as contractors or grantees, may be required to obtain a D-U-N-S® Number as part of the registration process with the System for Award Management (SAM) or
  4. UFI Registration with the FDA: Businesses involved in the manufacture, distribution, or importation of FDA-regulated products, such as food, drugs, medical devices, and cosmetics, may need to register with the FDA’s Unique Facility Identifier (UFI) system, which involves obtaining a D-U-N-S® Number.
  5. Google Developer: Similar to Apple Developer registration, Google Developers seeking a D-U-N-S® Number can initiate the process through Google’s developer portal, where integration with Dun & Bradstreet facilitates D-U-N-S® Number assignment.

How to Look Up a D-U-N-S® Number: In addition to obtaining a D-U-N-S® Number for your own business, you may need to look up the D-U-N-S® Numbers of other entities for various purposes, such as due diligence, partnership evaluation, or vendor assessment. Dun & Bradstreet offers a convenient online search tool, allowing users to query and retrieve D-U-N-S® Numbers based on specific search criteria, such as company name, location, or industry.


In the dynamic landscape of modern business, securing a D-U-N-S® Number is not just a formality but a strategic imperative. By obtaining this unique identifier, businesses can unlock a myriad of opportunities, establish credibility, and navigate the complexities of global commerce with confidence. Whether you’re a startup entrepreneur, a seasoned enterprise, or a government contractor, embracing the D-U-N-S® Number as a cornerstone of your business identity is a prudent investment in long-term success and growth.

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Teckaa Resources Ltd

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