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Tax Assistance

  • The IRS office in Philadelphia is the principal office responsible for providing international tax assistance, such as answering questions related to tax law, foreign tax issues, and notices and bills. This office is open Monday through Friday from 6:00 a.m. to 11:00 p.m. (American) Eastern Standard Time and may be contacted by:

    Phone: +1 (267) 941-1000
    Fax: +1 (267) 941-1055
    Mail: Internal Revenue Service
            P.O. Box 920
            Bensalem, PA 19020