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Frequently Asked Questions

All you need to know about our market-leading online faxing service.

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What is eFax® Corporate?

eFax Corporate is a paperless, cost-effective, outsourced alternative to fax machines and servers that enables businesses to send and receive faxes quickly, privately and securely by email. Access faxes anywhere via pc, laptop or wireless device and eliminate fax hardware, supplies and IT costs and headaches.

How does eFax Work?

Each employee subscribing to eFax Corporate receives their own local or toll-free eFax number linked to their email address.

Receiving faxes: Faxes sent to your eFax number travel across the Public Switched Telephone Network (PSTN). eFax Corporate converts the fax to a TIF, PDF or EFX file, attaches it to an email and forwards it directly to the employee's email inbox. For more info see "How do I receive faxes with eFax Corporate?"

Sending faxes: Faxes can be sent directly from your email inbox. If you don't have email access, you can also send a fax by logging in to your account. For more info see "How do I send faxes with eFax Corporate?"

What is an eFax Number?

eFax Corporate offers each employee a unique local or toll-free eFax number linked to their email address. Faxes sent to this number are received directly in the employees email inbox.

How Do I receive faxes with eFax Corporate?

When you receive a fax message with your new eFax Corporate fax number, it will arrive as an email in your inbox as a PDF or TIFF file attachment. Simply click or double-click on the email attachment to open your fax. For PDF's you'll need Acrobat Reader. For TIFF's you'll need eFax Messenger.

How Do I send faxes with eFax Corporate?

eFax Corporate provides several easy ways to send a fax.

Sending a fax by email

  1. Create a new email.
  2. Enter the fax number in the email address field followed by
  3. Attach the documents to be faxed by selecting insert from the File menu. They will be faxed in the order they were attached.
  4. Click to send the email. You will receive a confirmation email when the fax has been delivered.

Note: You can fax most file types by email.

Sending a fax through My Account
Log in to My Account and click Send a Fax to send files as faxes from any computer, even if you don't have access to your email account. Include the attachments you want to fax by clicking the browse button and selecting files stored on your computer. Fill out the form and click Send to fax the attachments.

How is eFax Corporate different from eFax?

eFax Corporate is designed exclusively for businesses seeking a fax solution for 10 to 10,000 or more employees or companies with high volume faxing. provides solutions for individuals and small offices. If you are a developer, please refer to eFax Developer™.

View Our Solutions

How do I sign up for eFax Corporate?

Complete the online request form and a sales professional will contact you at your convenience. Rather talk to us? Call eFax Corporate Sales at 0800 689 0588.

How much does eFax Corporate cost?

our eFax Corporate subscription will include a monthly fee for each individual eFax number your businesses assigns, for as little as £7.50 per fax number*. You can choose to give every employee a direct fax number, or to assign fax numbers only to each department or business unit. You can have as many or as few fax numbers as you wish, and they can be local or toll-free..

Please contact contact eFax Corporate Sales to discuss your company’s specific needs and to obtain a custom quote.

*Activation fee, monthly service fee and included inbound pages are on a per number basis. Inbound rate per page is based on a local transmission. Inbound faxes to a toll free number are an additional 2 cents per page. Additional plans are available. These rates apply to fax pages that take less than 60 seconds to transmit, which covers approximately 90% of all fax pages. Graphic-intensive fax pages may take longer than 60 seconds and may be charged as multiple pages.

Do I need additional hardware or software to run eFax Corporate?

No. eFax Corporate is managed entirely in the cloud. Your business will not need to install or maintain any onsite hardware or software to operate our cloud faxing solution across your organisation.

Data & Fact Sheets


The Leading Secure Hosted Fax Service

Discovery how your IT team, and your entire organisation, can benefit from moving to the world’s leading cloud fax platform.

Read the Datasheet

eFax Corporate Security Statement

eFax Corporate Security Statement

Read the many industry-leading security processes we have developed to protect your fax data at all time for the life of your account.

Read the Factsheet


Watch to learn how easy it is to send and receive faxes by email, how encryption plays into eFax Corporate’s process, and more. Online fax service, or fax to email service, is the simple, cost effective cloud-base alternative to traditional fax machines and servers.

Secure Cloud Faxing
for Business

Move to an
Enterprise Cloud Faxing Solution

White Papers


Digital Documents, Compliance and the Cloud

Learn how to ensure your organisation’s digital document transmissions and storage meet the demands of data privacy regulators.

Read the White Paper

Outsource Fax to the Cloud

Outsource Fax to the Cloud: The IT Manager’s Survival Guide

Gain insights into the three primary faxing models for businesses today — and find out which is right for your organisation.

Read the White Paper

Events and Webinars

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Events and Webinars

Case Studies


CarePlus Pharmacy

eFax Corporate improves workflow and increases reliability for a fax reliant pharmacy.

Read the Case Study

Outsource Fax to the Cloud

Neighbourhood Midwives

Neighbourhood Midwives future-proofs IT with a move to online faxing, improving security, compliance and fax accessibility.

Read the Case Study