America's largest online portal for
EIN data verification

Get Instant Access to TAX ID EIN Searching &
IRS Real Time TIN Matching.
Search over 19 Million EIN Numbers, API & Batching
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Giving you access to over 40 databases and 19 million TAX ID numbers.

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Corporate and Enterprise Data Solution

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API Integration

Integrate our EIN & SSN Verification data into your applications, website or Corporate Intranet

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BATCHING

Send us your large files, we'll append, crunch & process Sending back your matched, appended & verified EIN & SSN data

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CORPORATE MULTI-SEAT Data Access

Arm your staff with Business Data Intelligence tools from Feinsearch & RealSearch.Com, our parent company

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With Feinsearch.com we enter an EIN number and pull all the entities associated with that number. This really helps us with that number. This really helps us with our vendor classification and sorting tasks.
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Chester Country, Pennsylvania

Realsearch elevates itself above others in the information brokerage business by sticking to what it does best - providing diverse, accurate and consistent data at fair prices.
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U.S. Department of Labor

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About FEINSearch.com

Federal Tax ID Number Search Experts. FEIN Search delivers Business Subscription access to: EIN Database, Non Profit Verification, Business Bankruptcy & Federal Business Tax Liens.

Federal Tax ID Number Search Experts.

FEINsearch offers Instant Access after Registering.

Quickly Locate EIN Numbers. Verify

Tax ID Numbers on Major Employers.

Search our private EIN database of 15 Million Major Employers.

Largest EIN & SSN Verification Data Source in the USA.

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BUSINESS CREDIT DATA

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HAPPY CLIENTS

With Feinsearch.com we enter an EIN number and pull all the entities associated with that number. This really helps us with that number. This really helps us with our vendor classification and sorting tasks.
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Kaiser Permanente

Realsearch elevates itself above others in the information brokerage business by sticking to what it does best - providing diverse, accurate and consistent data at fair prices.
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Investigative Management Solutions

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