How to send a fax to United States

Why fax to United States?

O fax continua profundamente enraizado nos sistemas de saúde, jurídicos e governamentais norte-americanos. Hospitais, seguradoras e farmácias utilizam o fax diariamente, em grande parte porque a regulamentação HIPAA considera o fax um método conforme para a transmissão de informação de saúde protegida. Os tribunais, o IRS, as agências estaduais, os serviços eleitorais e os escritórios de advogados também dependem fortemente do fax para submeter documentos, notificar, trocar documentação assinada e receber formulários com prazos apertados.

Se uma organização dos EUA lhe pede para enviar um documento por fax, é geralmente porque os seus processos internos estão organizados em torno dele. Enviar por fax é muitas vezes a forma mais rápida de fazer chegar o seu documento ao sistema. Os eleitores no estrangeiro ou militares devem também consultar o nosso guia sobre como enviar por fax um boletim de voto de eleições primárias dos EUA, FPCA ou FWAB a partir do estrangeiro antes de enviar materiais eleitorais.

What you need

To send a fax to United States with unofax you need four things:

• Your document: PDF, Word, image, or any supported file. PDF gives the best results.
• The US fax number: the United States country code is +1. A typical number looks like +1 212 555 0199 (New York) or +1 310 555 0199 (Los Angeles).
• A payment method: credit card, debit card, Apple Pay, or Google Pay.
• Your email address: for delivery confirmation and proof of receipt.

No account, no subscription, no fax machine required.

Step by step

Sending a fax to United States with unofax takes about two minutes:

• Upload your document: drag and drop or tap to select your file.
• Select the United States and enter the fax number: choose the United States from the country list. Enter the 10-digit number with its area code. unofax adds the +1 country code automatically.
• Enter your email: provide your email address for delivery confirmation and proof of receipt.
• Preview: check each page in the preview. Add a free cover sheet if the recipient requires one.
• Pay: the per-page price is shown upfront. Pay with card, Apple Pay, or Google Pay.
• Done: your fax is sent immediately. You receive a delivery confirmation once the receiving machine acknowledges receipt.

Tips for faxing to United States

A few things to keep in mind when faxing to United States:

• Time zones: the United States spans multiple time zones. If the recipient is a court, clinic, or government office, send during that office's local business hours when possible.
• Area codes matter: US fax numbers use a three-digit area code plus a seven-digit local number. Include the area code even for local numbers.
• Use a clear cover sheet: for tax, medical, legal, or insurance documents, include the recipient department, reference number, and your contact details.
• Use PDF for best quality: official forms, scans, and signed documents fax more clearly when converted to a clean PDF before upload.
• Toll-free numbers supported: unofax can send to many US toll-free fax numbers, including 800, 833, 844, 855, 866, 877, and 888 prefixes.

Common United States fax situations

These are the kinds of local workflows where a fax number can still be the requested channel:

• Tax notices and IRS replies: many taxpayers still fax signed forms, supporting schedules, identity documents, and notice responses to specific IRS fax lines.
• Medical records and referrals: clinics, hospitals, and insurers often use fax for HIPAA-sensitive referrals, authorizations, and records requests.
• Court and legal paperwork: attorneys and self-represented parties may need a timestamped delivery record for filings, signed agreements, or service documents.

Common questions

Quick answers about faxing to United States:

• Can I fax to any US number? — Yes. unofax can deliver to active fax lines in United States. If the recipient has provided a working fax number, you can send to it online.
• How long does delivery take? — Most faxes are delivered within one to three minutes. Delivery time depends on the number of pages and the speed of the receiving machine.
• Can I fax IRS or healthcare documents? — Yes. unofax transmits your document as a fax and sends delivery confirmation when the receiving machine acknowledges receipt.
• How much does it cost to fax to United States? — unofax charges a flat per-page rate. The price in your local currency is displayed before you pay. There are no subscriptions, setup fees, or hidden charges.