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Form 637 (Rev. October 2017)
You may also apply for an EIN by faxing or mailing Form SS-4, Application for Employer. Identification Number, to the IRS. P.O. Box. If the Post Office doesn
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Scammers Use e-Mail, Fax to Pose as IRS
Jul 10, 2008 Substitute Form 1040 Fax Scam This scam consists of a cover letter and form that are faxed, rather than e-mailed. The cover letter is addressed
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Report phishing | Internal Revenue Service
Report all unsolicited email - including the full email headers - claiming to be from the IRS or an IRS-related function to phishing@irs.gov.
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