image

Five9

thumbs_up

thumbs_down

Five9 is a contact center and call centre solution powered by artificial intelligence. The cloud-based solution provides omni-channel tools including ...Read more

Fax Server
icon

Market Share of Five9

Current Customer(s)

3362

Market Share (Est.)

12.83%

Ranking

#3

Top Competitors and Alternatives of Five9

The top three of Five9’s competitors in the Fax Server category are Genesys PureCloud with 51.43%, 3CX with 13.50%, Talkdesk with 8.91% market share.

TechnologyDomainsMarket Share (Est.)Versus page
Genesys PureCloud1347451.43%Five9 vs Genesys PureCloud
3CX353713.50%Five9 vs 3CX
Talkdesk23348.91%Five9 vs Talkdesk
Dialpad10884.15%Five9 vs Dialpad
Jive Voice7662.92%Five9 vs Jive Voice
Nextiva5422.07%Five9 vs Nextiva
Dixa3021.15%Five9 vs Dixa
RingCentral Fax2741.05%Five9 vs RingCentral Fax
OpenText RightFax1330.51%Five9 vs OpenText RightFax
NFON830.32%Five9 vs NFON
GFI FaxMaker700.27%Five9 vs GFI FaxMaker
XM Fax510.19%Five9 vs XM Fax
FluentStream400.15%Five9 vs FluentStream
Convoso370.14%Five9 vs Convoso
CallTools250.10%Five9 vs CallTools
eFax Corporate210.08%Five9 vs eFax Corporate
sipgate team200.08%Five9 vs sipgate team
mFax150.06%Five9 vs mFax
CrazyCall110.04%Five9 vs CrazyCall
HelloFax80.03%Five9 vs HelloFax
image

Popular Comparisons

Top Competitors and Alternatives of Five9

The top three of Five9’s competitors in the Fax Server category are Genesys PureCloud with 51.43%, 3CX with 13.50%, Talkdesk with 8.91% market share.

Five9 vs Genesys PureCloud

arrow_icon

Five9 vs 3CX

arrow_icon

Five9 vs Talkdesk

arrow_icon

Five9 vs Dialpad

arrow_icon

Five9 vs Jive Voice

arrow_icon

Five9 vs Nextiva

arrow_icon

Five9 vs Dixa

arrow_icon

Five9 vs RingCentral Fax

arrow_icon

Customers of Five9

Around the world in 2026, over 3355 companies have started using Five9 as Fax Server tool.

CustomersEmployee RangeCityRegionCountrySocial Links
Travel Resorts Of America10,000+Southern PinesNorth CarolinaUnited States
social_iconsocial_iconsocial_iconsocial_icon
Marsh McLennan10,000+New York CityNew YorkUnited States
social_iconsocial_iconsocial_iconsocial_icon
University Of Southern California10,000+Los AngelesCaliforniaUnited States
social_iconsocial_iconsocial_iconsocial_icon
Ricoh Europe10,000+LondonEnglandUnited Kingdom
social_iconsocial_iconsocial_iconsocial_icon
Legacy.com10,000+ChicagoIllinoisUnited States
social_iconsocial_iconsocial_iconsocial_icon
Cognizant10,000+TeaneckNew JerseyUnited States
social_iconsocial_iconsocial_iconsocial_icon
Crash Champions10,000+WestmontIllinoisUnited States
social_iconsocial_iconsocial_iconsocial_icon
Old Dominion Freight Line10,000+ThomasvilleNorth CarolinaUnited States
social_iconsocial_iconsocial_iconsocial_icon
iCIMS10,000+MatawanNew JerseyUnited States
social_iconsocial_iconsocial_iconsocial_icon
IQVIA10,000+DurhamNorth CarolinaUnited States
social_iconsocial_iconsocial_iconsocial_icon

Uncover hidden demand and identify accounts ready to buy with 6sense Intent Data.

Get a demoKnow More
Company Logo

Five9 Customers by Products and Services

The top three products and services offering customers that use Five9 for Fax Server are Data Analytics (68), Customer Service (63), Cloud Services (62).

Customers

Download the 6sense Chrome Extension to get verified contact data of Five9 employees

Install Now
Company Logo

Five9 Customers by Employee Size

The majority of Five9's customers for the fax-server category fall in the company size of 100 - 249 employees (659 companies), 1,000 - 4,999 employees (494 companies), 20 - 49 employees (401 companies).

Employee Size

Five9 Customers by Geography

The top three geographies of Five9 for fax-server are the United States with 2685(84.89%), Canada with 186(5.88%), United Kingdom with 118(3.73%) customers respectively.

Customers

Employees of Five9

image

Also see other Products/Services by Five9 in:

Predictive Dialer
Sales Force Automation
Call Recording
Inside Sales
Sales Enablement

FAQ

Find answers to the most often asked questions by users.

Who are the top Five9 competitors?

Five9’s Top competitors in the fax-server category are Genesys PureCloud, 3CX, Talkdesk. You can view a full list of Five9 competitors here. 6sense uses advanced data mining and AI algorithms to track customers and competitors of Five9 and 40,000 other technologies on the internet. You can also compare Five9 and its feature with top competitors here : Five9 vs Genesys PureCloud Five9 vs 3CX Five9 vs Talkdesk.

faq icon

What is Five9 customer distribution based on company size?

faq icon

What is Five9 market share in the fax-server?

faq icon

What are the top countries that use Five9?

faq icon

What are the top industries that use Five9?

faq icon

Get everything in one place

Close deals faster by understanding your clients well. Know their technology stack, contract renewal date, top decision-makers, hiring trends, and top company news in one place.

Get a demo

Get instant access to B2B contact data across the web

Sign Up Today
6sense Logo
social iconssocial iconssocial iconssocial icons
MarketingAccount IdentificationIntent DataData Enrichment & ManagementPredictive AnalyticsOrchestrations & WorkflowsAudience BuildingAdvertisingConversational EmailPipeline IntelligenceIntegrations
SolutionsBusiness ServicesFinancial ServicesTransportation & LogisticsManufacturingTechnologyCustomersMeet Our CustomersCustomer StoriesCustomer ReviewsRevCityKnowledge Base

Company

AboutLeadership TeamCareersNewsroomCommunity

Browse 6sense Data

TechnographicsComparing TechnologiesCompany SearchPeople Search
TermsPrivacy PolicyPrivacy CenterDo Not Sell or Share My Personal Information

© 2026 6sense