Internal Revenue Service (IRS) - Philadelphia Internal Revenue Service fax number

Fax destination details

Department

Refund Inquiry Unit

Purpose

Submit Form 3911 (Taxpayer Statement Regarding Refund) to trace a missing, lost, or stolen refund or to request a replacement; send to the Philadelphia campus using the listed fax number to initiate the trace and receive updates/notices related to the refund.

Form

Form 3911 — Taxpayer Statement Regarding Refund

Address

Philadelphia Internal Revenue Service, 2970 Market St., Philadelphia, PA 19104

Website

Visit organization website

Before you send

• 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.

Complete Form 3911 with required taxpayer information and details about the refund; include 'EIP' if tracing an Economic Impact Payment; submit by fax to the Philadelphia campus number or by mail to the indicated address per the IRS instructions.