Onebox
Onebox by J2 Global is a virtual phone system delivers pbx features without hardware.
Market Share of Onebox
Current Customer(s)
308
Market Share (Est.)
1.05%
Ranking
#19
Top Competitors and Alternatives of Onebox
The top three of Onebox’s competitors in the Cloud Business Telephony category are Cisco Jabber with 17.92%, Avaya IP Office with 12.61%, FreePBX with 7.95% market share.
| Technology | Domains | Market Share (Est.) | Versus page |
|---|---|---|---|
| Cisco Jabber | 5275 | 17.92% | Onebox vs Cisco Jabber |
| Avaya IP Office | 3713 | 12.61% | Onebox vs Avaya IP Office |
| FreePBX | 2341 | 7.95% | Onebox vs FreePBX |
| Avaya Aura | 2205 | 7.49% | Onebox vs Avaya Aura |
| Avaya CMS | 2126 | 7.22% | Onebox vs Avaya CMS |
| Nortel Meridian | 1773 | 6.02% | Onebox vs Nortel Meridian |
| Rohde Schwarz | 1091 | 3.71% | Onebox vs Rohde Schwarz |
| VICIdial | 827 | 2.81% | Onebox vs VICIdial |
| Crown Castle | 813 | 2.76% | Onebox vs Crown Castle |
| Spoken Communications | 752 | 2.55% | Onebox vs Spoken Communications |
| Toky | 739 | 2.51% | Onebox vs Toky |
| Metaswitch | 673 | 2.29% | Onebox vs Metaswitch |
| OnSIP | 434 | 1.47% | Onebox vs OnSIP |
| Exotel | 427 | 1.45% | Onebox vs Exotel |
| Sonetel | 375 | 1.27% | Onebox vs Sonetel |
| JustCall | 341 | 1.16% | Onebox vs JustCall |
| Zoom Phone | 336 | 1.14% | Onebox vs Zoom Phone |
| Lumen Technologies | 324 | 1.10% | Onebox vs Lumen Technologies |
| Communigate | 285 | 0.97% | Onebox vs Communigate |
| Knowlarity | 276 | 0.94% | Onebox vs Knowlarity |
Popular Comparisons
Top Competitors and Alternatives of Onebox
The top three of Onebox’s competitors in the Cloud Business Telephony category are Cisco Jabber with 17.92%, Avaya IP Office with 12.61%, FreePBX with 7.95% market share.
Onebox vs Cisco Jabber
Onebox vs Avaya IP Office
Onebox vs FreePBX
Onebox vs Avaya Aura
Onebox vs Avaya CMS
Onebox vs Nortel Meridian
Onebox vs Rohde Schwarz
Onebox vs VICIdial
Customers of Onebox
Around the world in 2026, over 306 companies have started using Onebox as Cloud Business Telephony tool.
| Customers | Employee Range | City | Region | Country | Social Links |
|---|---|---|---|---|---|
| Duke University | 10,000+ | Durham | North Carolina | United States |     |
| IFEMA MADRID | 10,000+ | Madrid | Madrid | Spain | |
| Cognizant | 10,000+ | Teaneck | New Jersey | United States | |
| HARMAN International | 10,000+ | Stamford | Connecticut | United States | |
| KPN | 10,000+ | Rotterdam | South Holland | Netherlands | |
| Sky | 10,000+ | Hayes | England | United Kingdom | |
| SLR Consulting | 10,000+ | London | England | United Kingdom | |
| Macquarie Group | 10,000+ | Sydney | New South Wales | Australia | |
| TDC Song | 10,000+ | Copenhagen | Capital Region | Denmark | |
| Amazon | 10,000+ | Seattle | Washington | United States | |
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Onebox Customers by Products and Services
The top three products and services offering customers that use Onebox for Cloud Business Telephony are Cloud Services (20), Internet Services (12), Data Analytics (10).
Customers
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Onebox Customers by Employee Size
The majority of Onebox's customers for the cloud-business-telephony category fall in the company size of 10,000+ employees (79 companies), 20 - 49 employees (43 companies), 0 - 9 employees (40 companies).
Employee Size
Onebox Customers by Geography
The top three geographies of Onebox for cloud-business-telephony are the United States with 121(50.21%), Spain with 30(12.45%), United Kingdom with 15(6.22%) customers respectively.
Customers
Employees of Onebox
Also see other Products/Services by Onebox in:
FAQ
Find answers to the most often asked questions by users.
Who are the top Onebox competitors?
Onebox’s Top competitors in the cloud-business-telephony category are Cisco Jabber, Avaya IP Office, FreePBX. You can view a full list of Onebox competitors here. 6sense uses advanced data mining and AI algorithms to track customers and competitors of Onebox and 40,000 other technologies on the internet. You can also compare Onebox and its feature with top competitors here : Onebox vs Cisco Jabber Onebox vs Avaya IP Office Onebox vs FreePBX.
What is Onebox customer distribution based on company size?
What is Onebox market share in the cloud-business-telephony?
What are the top countries that use Onebox?
What are the top industries that use Onebox?
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