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Fax numbers for public filings can depend on the form, state, unit or filing type. These guides keep the destination, source and verification date together.
IRS
Form 3911 · Last verified 2026-09-29Fax IRS Form 3911 from Florida, Texas & Austin-routed statesAustin Refund Inquiry Unit→Form 3911 · Last verified 2026-09-29Fax IRS Form 3911 from California and western statesFresno Refund Inquiry Unit→Form 3911 · Last verified 2026-09-29Fax IRS Form 3911 from New YorkBrookhaven Refund Inquiry Unit→Form 3911 · Last verified 2026-09-29Fax IRS Form 3911 to the Kansas City Refund Inquiry UnitKansas City Refund Inquiry Unit→Form 2848 · Last verified 2026-09-29Fax IRS Form 2848 to the Memphis CAF UnitMemphis CAF Unit→Form 2848 · Last verified 2026-09-29Fax IRS Form 2848 to the Ogden CAF UnitOgden CAF Unit→Form 8821 · Last verified 2026-09-29Fax IRS Form 8821 to the Memphis CAF UnitMemphis CAF Unit→Form 8821 · Last verified 2026-09-29Fax IRS Form 8821 to the Ogden CAF UnitOgden CAF Unit→UNEMPLOYMENT
Unemployment Benefits Fax Appeal Form · Last verified 2026-09-29Fax a Texas unemployment benefit determination appealTexas Workforce Commission — Appeal Tribunal→Unemployment Benefits Fax Appeal Form · Last verified 2026-09-29Fax a Texas Appeal Tribunal or Commission Appeals filingTexas Workforce Commission — Commission Appeals→Written appeal · Last verified 2026-09-29Fax a Minnesota unemployment appealMinnesota Unemployment Insurance Appeals Office→IRS
Form 3911 · Last verified 2026-09-29Fax IRS Form 3911 from Maine, Maryland, Massachusetts, New Hampshire or VermontAndover Refund Inquiry Unit→Form 3911 · Last verified 2026-09-29Fax IRS Form 3911 from Georgia, Iowa, Kansas, Kentucky or VirginiaAtlanta Refund Inquiry Unit→Form 3911 · Last verified 2026-09-29Fax IRS Form 3911 to the Memphis Refund Inquiry UnitMemphis Refund Inquiry Unit→Form 3911 · Last verified 2026-09-29Fax IRS Form 3911 to the Philadelphia Refund Inquiry UnitPhiladelphia Refund Inquiry Unit→Form 3911 · Last verified 2026-09-29Fax IRS Form 3911 from outside the United StatesAustin Refund Inquiry Unit — international routing→Form 2848 · Last verified 2026-09-29Fax IRS Form 2848 from outside the United StatesPhiladelphia International CAF Team→Form 8821 · Last verified 2026-09-29Fax IRS Form 8821 from outside the United StatesPhiladelphia International CAF Team→Form 4506-T · Last verified 2026-09-29Fax IRS Form 4506-T for individual transcripts to AustinAustin RAIVS Team — individual transcripts→Form 4506-T · Last verified 2026-09-29Fax IRS Form 4506-T for individual transcripts to OgdenOgden RAIVS Team — individual transcripts→Form 4506-T · Last verified 2026-09-29Fax IRS Form 4506-T for individual transcripts to Kansas CityKansas City RAIVS Team — individual transcripts→Form 4506T-EZ · Last verified 2026-09-29Fax IRS Form 4506T-EZ to AustinAustin RAIVS Team — Form 4506T-EZ→Form 4506T-EZ · Last verified 2026-09-29Fax IRS Form 4506T-EZ to FresnoFresno RAIVS Team — Form 4506T-EZ→Form 4506T-EZ · Last verified 2026-09-29Fax IRS Form 4506T-EZ to Kansas CityKansas City RAIVS Team — Form 4506T-EZ→Form SS-4 · Last verified 2026-09-29Fax IRS Form SS-4 to apply for an EIN in the U.S.IRS EIN Operation — U.S. entities→Form SS-4 · Last verified 2026-09-29Fax IRS Form SS-4 for an international EIN — sending from within the U.S.IRS EIN International Operation — fax sent from within the U.S.→Form SS-4 · Last verified 2026-09-29Fax IRS Form SS-4 for an international EIN from outside the U.S.IRS EIN International Operation — fax sent from outside the U.S.→Three steps. Zero fax-machine energy.
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