You should have a letter or other information that was provided when the individual taxpayer identification number (ITIN) was issued. If you are unable to find your ITIN you can use the information below to assist you.
- In order to retrieve a lost ITIN, you will need to call the IRS ITIN Hotline at 1-800-908-9982. You can answer a series of questions to verify your identity and the IRS should provide you the number.
- ITIN Expiration Information
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