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Internal Revenue Service fax number

(855) 807-5720

Identity Protection Specialized Unit

Used for: Submit Form 14039, Identity Theft Affidavit, to IRS via online submission or by mail/fax. When faxing, use the toll-free number 855-807-5720 and include a Confidential cover sheet; if a notice specifies a different fax number, use that instead. Mailing address for Form 14039 is Fresno, CA 93725.

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Fax destination details

Department
Identity Protection Specialized Unit
Purpose
Submit Form 14039, Identity Theft Affidavit, to IRS via online submission or by mail/fax. When faxing, use the toll-free number 855-807-5720 and include a Confidential cover sheet; if a notice specifies a different fax number, use that instead. Mailing address for Form 14039 is Fresno, CA 93725.
Form
Form 14039 — Identity Theft Affidavit
Address
Department of the Treasury Internal Revenue Service, Fresno, CA 93725, USA
Voice phone
+1-800-908-4490
Website
Visit organization website

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  • Confirm that this exact department handles your document or request.
  • Check the organization website or call its main line for the current fax number.
  • Include a cover sheet and any case, member, claim, or form reference required.
  • Keep the delivery confirmation with your submission records.

Fax this form to 855-807-5720 with a cover sheet marked 'Confidential'. If the IRS notice you received provides a specific fax number, send there. Otherwise mail to the address on the form (Fresno, CA 93725). You may also submit online at irs.gov/dmaf/form/f14039.

Official form instructions are published as a downloadable file on the organization's website.

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