Get a Business Fax Number
- Choose a local, toll-free, or vanity fax number in minutes
- Keep your current number with free number porting
- Bulk number provisioning via our Fax API
SEND
Fax numbers for business
If you’re wondering “what does a fax number mean,” it’s simply the number your faxes are sent to and received from — see how fax numbers work for the full breakdown.
A business fax number is the same number used specifically for your company: a dedicated, brandable line (local, toll-free, or vanity) kept separate from personal contact info and used for professional correspondence. It must also comply with HIPAA, SOC 2, and GLBA, as faxes often transmit sensitive documents, such as contracts and healthcare records.
Pick a fax number that fits your business: local, toll-free, or vanity
Not every fax number sends the same signal to customers. Here’s how to pick the right one for your business.
Matches your area code, signaling you’re part of the local community—a strong default for regional businesses, clinics, and law firms.
Projects a national presence and costs recipients nothing to send to. Ideal for businesses operating across multiple states.
Uses custom, brand-relevant digits, making your number easy to recall. Best for marketing-driven businesses.
HOW IT WORKS
STEP 1
These iFax plans are built for business use, with support for team inboxes, custom branding, and compliance features.
STEP 2
Pick the region that best represents your business, or select toll-free for nationwide reach.
STEP 3
It’s ready to send and receive faxes immediately.
Get an online fax number that works without a fax machine or telephone line.
Port Numbers and Scale Effortlessly
Switching to online faxing doesn’t mean changing the number your clients, vendors, and suppliers already have saved.
iFax lets you port your existing number for free, so you keep the same business connectivity with zero disruption to your contacts.
Growing teams, resellers, and enterprises often need more than one number. Our Fax API lets you integrate with your existing systems and make back-end API calls to request fax numbers in bulk.
Explore the API documentation or contact our team for technical assistance.
"Unmatched efficiency and customer service"
The ability to send a fax from your email or the online dashbord makes everything beyond easy. And the customer service is unlike anything I have ever experienced from any type of company... read more
"Excellent Experience for our Healthcare Business"
We have had a great experience since we switched to Ifax. We have not had any issues with lost faxes, connection issues.
“A great and efficient product”
iFax is very simple to use and very reliable. I have used multiple fax services in my experience, and iFax has been proven to be the most reliable. They offer training anytime that is needed, and the iFax support team is great. I work with one of their account reps, Ray, as needs... read more
"Great way to have a fax without all the fax line hassle"
We decided to use iFax for our business because we needed a fax line, but couldn't justify spending hundreds to install the "necessary" equipment. After some research, we found iFax, and we are so happy with the ease... read more
"Streamlined Communication with iFax"
I’ve been using iFax and it has truly simplified the way I manage fax communications. The platform is secure, reliable, and incredibly easy to use, no clunky machines or extra steps. I especially appreciate how intuitive the interface is and how quickly documents are delivered.
A local fax number matches your area code, a toll-free number gives you national reach at no cost to the sender, and a vanity number uses custom, brand-relevant digits. Each signals something different to the people you’re faxing.
Most businesses choose based on:
Setting up a business fax number takes three steps: create an iFax Plus or Professional account, choose your country and area code, then click “Add Number” to activate it. The number is ready to send and receive immediately.
Business and Professional accounts also unlock features individual accounts don’t have, including:
Absolutely. iFax lets you port your existing business fax number for free, so your clients and vendors can keep contacting you the same way. There’s no need to update contact information, business cards, or letterhead.
Porting is especially useful for businesses that have built up trust and recognition around a specific number over time, since switching numbers can create friction with long-standing clients or contacts.
Level up Your Credibility with a Business Fax Number
Take your fax communications to the next level by switching to iFax.
