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  1. Taxpayer identification number (TIN) matching tools

    This program allows a participant to check the TIN furnished by the payee against the name/TIN combination contained in the IRS database prior to filing an information return.

  2. EinData - Lookup EIN and Tax ID for any U.S. Company

    The term EIN is commonly used interchangeably with TIN. A TIN, otherwise known as a tax identification number, is a unique number issued to a business, person, or other legal entity.

  3. Sales Taxpayer Search - Sales Taxpayer Search

    Employer Identification Number (EIN) is also known as a Federal Tax Identification Number, and is used to identify a business entity. The name of a business at a particular location. It can be the same or …

  4. EIN and Tax ID for US Companies

    Use the most comprehensive EIN finder with 15M+ EINs to verify or search Tax ID for your business partners, suppliers, contractors etc. Out of 15M+ EINs, over 4M are under free EIN lookup.

  5. Federal Tax ID Lookup: How to Find or Verify Your EIN Easily

    Oct 4, 2024 · A federal tax ID lookup involves searching for a business's tax identification number (EIN or FTIN) to verify or obtain information. The IRS grants tax identification numbers based on the …

  6. Federal Tax ID Search | REALSearch | Tin Verification Tool

    REALSearch gives you instant access to over 40 databases and 24 Million tax ids. Whether you are looking for TIN validation or EIN and SSN verification, REALSearch had you covered.

  7. Real-Time TIN - TINCheck

    Enter TIN/EIN and name, address, and run verification. Review results in seconds and take action to ensure accurate records. See for yourself with our demo. If you need a higher volume of checks, get …