One click verifies customer and vendor data with these trusted sources

With TINCheck there is no need for an IRS eServices account. Sign up today and begin verifying your data right away!

IRS Name and TIN/EIN database

Death Master File (DMF)

US Postal Service Database

Office of Foreign Assets Control (OFAC)

Plus over 20 additional government and global watchlists

Simplify Your Process with TINCheck Real-Time


Sign up

Complete sign-up and pick the plan that works best for your organization. 

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Enter information

Enter TIN/EIN and name, address, and run verification

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View results

Review results in seconds and take action to ensure accurate records.

See for yourself with our demo.

Plans and Pricing

All TINCheck plans include unlimited users and can be canceled at any time. Any usage over the subscription will be billed monthly at the Overage Rate.  



Best fit for those with a predictable number of verifications to perform each month.

Best fit if you need flexibility in verifying your customer and vendor information.

If you need a higher volume of checks, get in touch with us today so we can develop the best solution for your needs.   

Other Services

TINCheck provides the tools you need to safeguard your organization with verified customer and vendor data.

TINCheck Bulk Match

Securely upload files to the TINCheck site and check any number of customers/vendors at once. Receive complete results within 24 hours.


Automate real-time identity checks with a secure API integrated into your onboarding process.

Start Using TINCheck Real-Time Now

Stay compliant and secure