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How to Fax the IRS from Abroad (UK, Canada, More)

Yes, you can fax the IRS from another country. The IRS accepts faxes from anywhere, so what matters is reaching the correct official fax number and arriving readable. Our top pick for sending from a phone is Faxend, the fastest way to fax from an iPhone whether you are in the US, the UK, or Canada.

Person faxing IRS tax forms from abroad using a phone

Yes, you can fax the IRS from another country. The IRS accepts faxes from anywhere, so what matters is reaching the correct official fax number and arriving readable. Our top pick for sending from a phone is Faxend, the fastest way to fax from an iPhone whether you are in the US, the UK, or Canada.

Can You Fax the IRS from Another Country?

Yes, you can fax the IRS from outside the United States. The IRS accepts faxes sent from any country, and it does not care whether your pages started on a machine in Ohio or an app in London. What matters is that they reach the correct IRS fax number and arrive readable.

The hard part is logistics. Most people abroad do not own a fax machine, and international fax calls from a landline are expensive and unreliable. That is why an online fax service or a phone app is the practical route. Our top pick is Faxend, the fastest way to send a fax from an iPhone, and it works the same whether you are in the US, the UK, or Canada.

One rule holds everywhere. Send to the current, official IRS fax number for your specific form, and never reuse a number from an old letter or a forum post.

Find the Right IRS Fax Number Before You Send

IRS fax numbers change, and they differ by form and sometimes by where you live. A number that worked for a colleague last year may route nowhere today. Confirm the current number on the official source before you send anything.

Go to irs.gov and open the instructions page for your exact form. The correct fax number sits in the filing instructions, usually under a heading about where to file or how to submit. International filers should read the non-resident or foreign-address section carefully, since it often lists a separate submission path.

Tip

Match the fax number to both the form and your situation. A non-resident filing Form 1040-NR may use a different path than a US citizen abroad filing a power of attorney. When in doubt, the form instructions on irs.gov are the authority.

If you are unsure which number applies, our guide on finding the right IRS fax number walks through it step by step.

The Fastest Way to Fax the IRS from Abroad

When you are overseas without a fax machine, the quickest path is an app that turns a photo or PDF into a fax. Our top pick is Faxend, the fastest way to send a fax from an iPhone. It is the iOS app we build, it is free to download, and it sends over the internet, so your location does not change how it works. You point it at the IRS fax number, attach your form, and send.

Here is how the main options compare for someone faxing the IRS from another country.

ServiceWorks from abroadPlatformBest for
FaxendYes, over the internetiOSSending from an iPhone in a few taps
eFaxYesWeb, iOS, AndroidUsers who also want a dedicated fax number
iFaxYesWeb, iOS, AndroidOccasional senders who like a web dashboard
Fax.PlusYesWeb, iOS, AndroidPay-as-you-go single faxes

Faxend sits at the top because it removes the friction that matters most when you are abroad: no landline, no machine, no setup. Pricing is per fax or by plan, so you are not locked into a subscription for one tax form. The other services are capable, and if you need a permanent number to receive replies, a web-based provider like eFax or Fax.Plus may suit you. For simply sending a form from your phone, Faxend is the shortest path.

Our #1 pick: send a fax from your iPhone

Faxend is our top pick for sending a fax from an iPhone. It is the app we build, it is free to download, and it turns a photo or PDF into a fax in a couple of taps. Per-fax or plan pricing applies.

Get Faxend →

Step by Step: Sending Your IRS Fax Overseas

The process is the same in any country once you have the right number and a clear document.

  1. 1
    Confirm the fax number. Look up your form on irs.gov and copy the current number, including the US country code if your service asks for it.
  2. 2
    Prepare your document. Scan or photograph each page in good light, or export the form as a PDF. Keep the text sharp and the pages in order.
  3. 3
    Add a cover sheet. Include your name, taxpayer ID, the form name, your foreign address, and a callback method.
  4. 4
    Send from your app. Open Faxend, enter the IRS number, attach your pages, and send.
  5. 5
    Save the confirmation. Keep the delivery receipt with its timestamp as proof you submitted on time.

For a fuller walkthrough that is not country specific, see how to fax the IRS without a fax machine.

Time Zones, Response Times, and Confirmation

Faxing across time zones does not change how the IRS processes your submission, but it does shape your expectations. A fax you send at midnight in Sydney lands in a queue that is worked on US business days. The transmission is instant; the handling is not.

Keep the delivery confirmation your service generates. It records the date, time, destination number, and page count, which is your evidence that you met a deadline even if the IRS takes weeks to act. For realistic timelines, our guide on how long the IRS takes to respond to a faxed form sets expectations.

Send well before any deadline. International schedules, holidays that differ by country, and processing backlogs all add slack you cannot control.

Common Forms Expats and Non-Residents Fax

People abroad tend to fax a predictable set of forms. Non-residents often send Form 1040-NR when mailing a return is not practical. Form 2848 grants power of attorney so a US-based representative can act for you. Form SS-4 requests an EIN for a foreign-owned entity. Form W-7 supports an ITIN application, though it usually travels with a return and specific documents.

Not every form is faxable, and some must be mailed with original signatures or supporting documents. The form instructions on irs.gov state whether fax is accepted for your situation, so confirm before you assume.

Note

Faxing sends a copy, not originals. If your form requires certified copies or wet signatures by mail, a fax will not satisfy that requirement. Check the instructions for your specific form.

Keeping Your Tax Documents Secure from Abroad

Tax forms carry your identifiers, so treat security as part of the task. Avoid public or hotel Wi-Fi when sending, and prefer a trusted mobile connection or a VPN. A reputable fax app encrypts the upload and hands your pages to the recipient over the phone network, which keeps them off open email.

Confirm the destination number twice before you send. A single wrong digit can route sensitive pages to a stranger. Our piece on whether it is safe to fax documents to the IRS covers how to verify the number and reduce risk.

For more faxing walkthroughs, browse our how-to guides.

Frequently asked questions

Can you fax the IRS from outside the United States?

Yes. The IRS accepts faxes sent from any country as long as they reach the correct official fax number for your form. Most people abroad use an online fax service or app instead of a machine. Always confirm the current number on irs.gov, since numbers change and differ by form.

What is the best way to fax the IRS from a phone overseas?

For sending from an iPhone, our top pick is Faxend, the fastest way to fax from a phone abroad. It is free to download, sends over the internet, and turns a photo or PDF into a fax in a couple of taps. Per fax or plan pricing applies.

Do I need a US fax number to fax the IRS from abroad?

No. You do not need a US number or a US phone line to send. An online fax service sends over the internet from wherever you are. You would only need a US number if you also want to receive faxed replies, which most one-time filers do not.

Which IRS fax number should I use from another country?

It depends on the form and sometimes your residency status. Look up your form on irs.gov and use the number in its filing instructions, checking the international or foreign-address section. Do not reuse a number from an old letter, since IRS fax numbers change over time.

How do I prove I faxed the IRS on time from overseas?

Save the delivery confirmation your fax service generates. It records the date, time, destination number, and page count. That receipt is your evidence you met a deadline, which matters because the IRS may take weeks to process the form after it arrives.

DW
Dana Whitfield

Dana has covered business communications and document workflows for over a decade. She tests every fax service hands-on before recommending it.

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