Company lists · Data refreshed September 2026
Top 25 Internet telephone service providers worldwide
RevenueBase identified 1,823 company matches for internet telephone service providers worldwide as of September 2026 and tracks 19,573 professional contacts across them, including 3,369 with verified work emails. The United States is the largest market and London the largest hub.
This list covers company matches for internet telephone service providers worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 20, 2026. Country and city lists for internet telephone service providers follow the table.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest internet telephone service providers worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 606 contacts → | ||||
Exact match “Ooma delivers phone, messaging, video and advanced communications services that are easy to implement and provide great value.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 2 | 507 contacts → | ||||
Exact match “Somos C3NTRO, una empresa mexicana de clase mundial con 15 años de experiencia en Telecomunicaciones.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 3 | 398 contacts → | ||||
Exact match “At Ritter Communications, we have over a century-long tradition of providing quality residential and business communication services all across Arkansas.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 4 | 398 contacts → | ||||
Exact match “Founded in 2008 by veteran telecommunication entrepreneurs, Phone.com provides over businesses with comprehensive, flexible, and reliable cloud-based communication and…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 5 | 319 contacts → | ||||
Exact match “Keyyo développe de nouveaux usages de communication pour les entreprises, notamment avec la voix sur IP.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 6 | 235 contacts → | ||||
Exact match “Com mais de 30 anos de experiência no mercado, a Amigo se destaca como a provedora de internet, telefone, câmera e TV que você pode contar.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 7 | 192 contacts → | ||||
Exact match “Excell Media is the Internet Service Provider (ISP) solution for an impatient world.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 8 | 170 contacts → | ||||
Exact match “bOnline is UK’s leading provider of VoIP services for micro and small businesses.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 9 | 170 contacts → | ||||
Exact match “Fortis is a Sacramento Area provider of managed IT services, hosted VoIP, and high speed, redundant internet.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 10 | 169 contacts → | ||||
Exact match “Te conectamos al mundo.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 11 | 167 contacts → | ||||
Exact match “VoIP Office, founded in 2004, delivers cloud-based communications and hosted PBX solutions for businesses from home offices to enterprises, combining traditional PBX features with…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 12 | 161 contacts → | ||||
Exact match “World Phone Internet Services Private Limited has ushered in a new era in communications for India.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 13 | 137 contacts → | ||||
Exact match “Headed by Andy & Rich, the Branson Bros, and Commonwealth Bank, we are proudly Australian-owned, with our HQ based in South Melbourne.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 14 | 131 contacts → | ||||
Exact match “Unifiedvoice is a globally recognized VoIP service and solutions provider.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 15 | 128 contacts → | ||||
Exact match “Fiber to the Home / Business” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 16 | 112 contacts → | ||||
Exact match “KOL Telecom is the leading innovator of small business Voice over IP (VoIP) Phone services.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 17 | 105 contacts → | ||||
Exact match “VozTelecom es la compañía especialista en comunicaciones cloud y líder en telefonía IP dentro del segmento de la pequeña y mediana empresa en España.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 18 | 96 contacts → | ||||
Exact match “Voys levert zakelijke telefonie.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 19 | 96 contacts → | ||||
Exact match “CommPeak makes cloud-based business communication easier and more affordable, empowering people with superior quality products.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 20 | 96 contacts → | ||||
Exact match “Qwest is a leading provider of voice, video, and data services.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 21 | 83 contacts → | ||||
Exact match “Powering Your Companies Voice & More Utilizing the latest technologies in voice such as VoIP (Voice-Over-Internet-Protocol) and other networking technologies, we can provide your…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 22 | 77 contacts → | ||||
Exact match “Full Service Telecommunications Provider.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 23 | 74 contacts → | ||||
Exact match “Cloudli is a leading provider of next generation voice, messaging, and data communications solutions for businesses and consumers.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 24 | 73 contacts → | ||||
Exact match “IP-tel es una empresa dedicada a las telecomunicaciones.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 25 | 69 contacts → | ||||
Exact match “VoipVoice è il primo Provider Italiano VoIP totalmente Business-Oriented.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “internet telephone service providers”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 1,823 internet telephone service providers worldwide
See the full list, filter by size, metro and specialty, and access 3,369 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Internet telephone service providers worldwide at a glance
As of Sep 20, 2026Companies by employee count
Email recency is reported on each country list linked below.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- Coverage
- Every country. Country and city lists for internet telephone service providers are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “internet telephone service providers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 3,369 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 20, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Internet telephone service providers by location
7 lists · largest firstEvery Internet telephone service providers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Internet telephone service providers based in the United States587
- Internet telephone service providers based in the United Kingdom143
- Internet telephone service providers based in Canada94
- Internet telephone service providers based in Brazil82
- Internet telephone service providers based in Australia51
- Internet telephone service providers based in the Netherlands50
- Internet telephone service providers based in Spain44
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “internet telephone service providers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many internet telephone service providers are there worldwide?
RevenueBase identified 1,823 company matches for internet telephone service providers worldwide as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Ooma, INC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most internet telephone service providers?
The United States leads with 587 companies, followed by the United Kingdom (143) and Canada (94). Every internet telephone service providers list by country and city is linked on this page.
Which city has the most internet telephone service providers?
London leads with 43 company records, followed by New York (20) and Sao Paulo (19).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 3,369 professional contacts with verified work emails tracked across these 1,823 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 20, 2026.
Ready to reach these companies? Verified emails and direct dials for all 1,823 internet telephone service providers worldwide. Start with a free account, no credit card.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
More company lists
Company intelligence · public preview
Top 25 internet telephone service providers worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 1,823 matching company records for internet telephone service providers worldwide, with 19,573 tracked contacts and 3,369 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 20, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 internet telephone service providers worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Ooma, INCooma.comHQ: Sunnyvale, CA, United StatesReported employees: 501-1,000 | Sunnyvale, CA, United States | 501-1,000 | Exact match | 606 contacts → |
“Ooma delivers phone, messaging, video and advanced communications services that are easy to implement and provide great value.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  C3ntro Telecomc3ntro.comHQ: Miguel Hidalgo, MexicoReported employees: 501-1,000 | Miguel Hidalgo, Mexico | 501-1,000 | Exact match | 507 contacts → |
“Somos C3NTRO, una empresa mexicana de clase mundial con 15 años de experiencia en Telecomunicaciones.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Ritter Communicationsrittercommunications.comHQ: Jonesboro, AR, United StatesReported employees: 201-500 | Jonesboro, AR, United States | 201-500 | Exact match | 398 contacts → |
“At Ritter Communications, we have over a century-long tradition of providing quality residential and business communication services all across Arkansas.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  phone.comphone.comHQ: New York, NY, United StatesReported employees: 201-500 | New York, NY, United States | 201-500 | Exact match | 398 contacts → |
“Founded in 2008 by veteran telecommunication entrepreneurs, Phone.com provides over businesses with comprehensive, flexible, and reliable cloud-based communication and…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  KEYYOkeyyo.comHQ: Clichy, FranceReported employees: 201-500 | Clichy, France | 201-500 | Exact match | 319 contacts → |
“Keyyo développe de nouveaux usages de communication pour les entreprises, notamment avec la voix sur IP.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  AMIGOsejaamigo.com.brHQ: Santa Maria, BrazilReported employees: 1,001-5,000 | Santa Maria, Brazil | 1,001-5,000 | Exact match | 235 contacts → |
“Com mais de 30 anos de experiência no mercado, a Amigo se destaca como a provedora de internet, telefone, câmera e TV que você pode contar.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Excell Media PVT LTDexcellmedia.net HQ: Hyderabad, IndiaReported employees: 501-1,000 | Hyderabad, India | 501-1,000 | Exact match | 192 contacts → |
“Excell Media is the Internet Service Provider (ISP) solution for an impatient world.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Bonlinebonline.comHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 170 contacts → |
“bOnline is UK’s leading provider of VoIP services for micro and small businesses.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Fortisfortistelecom.net HQ: Sacramento, CA, United StatesReported employees: Not recorded | Sacramento, CA, United States | Not recorded | Exact match | 170 contacts → |
“Fortis is a Sacramento Area provider of managed IT services, hosted VoIP, and high speed, redundant internet.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Comteco RLcomteco.com.bo HQ: Cochabamba, BoliviaReported employees: 501-1,000 | Cochabamba, Bolivia | 501-1,000 | Exact match | 169 contacts → |
“Te conectamos al mundo.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Voip Officevoipoffice.comHQ: Bangalore, United StatesReported employees: 201-500 | Bangalore, United States | 201-500 | Exact match | 167 contacts → |
“VoIP Office, founded in 2004, delivers cloud-based communications and hosted PBX solutions for businesses from home offices to enterprises, combining traditional PBX features with…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  World Phone Internet Services Pvt. LTDworldphone.inHQ: New Delhi -, IndiaReported employees: 51-200 | New Delhi -, India | 51-200 | Exact match | 161 contacts → |
“World Phone Internet Services Private Limited has ushered in a new era in communications for India.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  MOREmore.com.auHQ: Melbourne, AustraliaReported employees: 201-500 | Melbourne, Australia | 201-500 | Exact match | 137 contacts → |
“Headed by Andy & Rich, the Branson Bros, and Commonwealth Bank, we are proudly Australian-owned, with our HQ based in South Melbourne.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Unified Voice Communication PVT LTDunifiedvoice.inHQ: Chennai, IndiaReported employees: 51-200 | Chennai, India | 51-200 | Exact match | 131 contacts → |
“Unifiedvoice is a globally recognized VoIP service and solutions provider.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Newwave Communicationsvexusfiber.comHQ: United StatesReported employees: 501-1,000 | United States | 501-1,000 | Exact match | 128 contacts → |
“Fiber to the Home / Business” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | KOL Telecom Services LLCkoltelecom.com HQ: Wilmington, DE, United StatesReported employees: 11-50 | Wilmington, DE, United States | 11-50 | Exact match | 112 contacts → |
“KOL Telecom is the leading innovator of small business Voice over IP (VoIP) Phone services.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Gamma Comunicacionesgammacom.esHQ: Cerdanyola Del Vallés, SpainReported employees: 51-200 | Cerdanyola Del Vallés, Spain | 51-200 | Exact match | 105 contacts → |
“VozTelecom es la compañía especialista en comunicaciones cloud y líder en telefonía IP dentro del segmento de la pequeña y mediana empresa en España.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Voys Nederlandvoys.nlHQ: Groningen, NetherlandsReported employees: 51-200 | Groningen, Netherlands | 51-200 | Exact match | 96 contacts → |
“Voys levert zakelijke telefonie.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Commpeakcommpeak.com HQ: Wan Chai, Hong KongReported employees: 51-200 | Wan Chai, Hong Kong | 51-200 | Exact match | 96 contacts → |
“CommPeak makes cloud-based business communication easier and more affordable, empowering people with superior quality products.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | HQ: Denver, CO, United StatesReported employees: Not recorded | Denver, CO, United States | Not recorded | Exact match | 96 contacts → |
“Qwest is a leading provider of voice, video, and data services.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Voip Networksvoipnetworks.comHQ: Cherry Hill, NJ, United StatesReported employees: 51-200 | Cherry Hill, NJ, United States | 51-200 | Exact match | 83 contacts → |
“Powering Your Companies Voice & More Utilizing the latest technologies in voice such as VoIP (Voice-Over-Internet-Protocol) and other networking technologies, we can provide your…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | PC Telcompctelcom.coop HQ: Holyoke, CO, United StatesReported employees: 11-50 | Holyoke, CO, United States | 11-50 | Exact match | 77 contacts → |
“Full Service Telecommunications Provider.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Cloudli Communicationscloudli.comHQ: Montréal, CanadaReported employees: 51-200 | Montréal, Canada | 51-200 | Exact match | 74 contacts → |
“Cloudli is a leading provider of next generation voice, messaging, and data communications solutions for businesses and consumers.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Ip-Tel S.Aiptel.com.arHQ: Villa Allende, ArgentinaReported employees: 51-200 | Villa Allende, Argentina | 51-200 | Exact match | 73 contacts → |
“IP-tel es una empresa dedicada a las telecomunicaciones.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Voipvoicevoipvoice.itHQ: Montelupo Fiorentino, ItalyReported employees: 11-50 | Montelupo Fiorentino, Italy | 11-50 | Exact match | 69 contacts → |
“VoipVoice è il primo Provider Italiano VoIP totalmente Business-Oriented.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 1,823 company matches
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Internet telephone service providers: dataset insights
September 20, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
1,813 records in the displayed employee bands.
10 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 1,823 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 20, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Internet telephone service providers by location
7 lists · largest firstEvery Internet telephone service providers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Internet telephone service providers based in the United States587
- Internet telephone service providers based in the United Kingdom143
- Internet telephone service providers based in Canada94
- Internet telephone service providers based in Brazil82
- Internet telephone service providers based in Australia51
- Internet telephone service providers based in the Netherlands50
- Internet telephone service providers based in Spain44
Questions about this company list
What does Exact match mean for internet telephone service providers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many internet telephone service providers did RevenueBase find worldwide?
The saved snapshot records 1,823 matching company records, 19,573 tracked contacts and 3,369 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 20, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 internet telephone service providers worldwide. Snapshot: September 20, 2026. https://revenuebase.ai/companies/browse/internet-telephone-service-providers.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 internet telephone service providers worldwide
RevenueBase records 1,823 matching company records for internet telephone service providers worldwide, with 19,573 tracked contacts and 3,369 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 20, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 internet telephone service providers worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Ooma, INCooma.com HQ: Sunnyvale, CA, United StatesReported employees: 501-1,000 | Sunnyvale, CA, United States | 501-1,000 | Exact match | 606 contacts → |
“Ooma delivers phone, messaging, video and advanced communications services that are easy to implement and provide great value.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | C3ntro Telecomc3ntro.com HQ: Miguel Hidalgo, MexicoReported employees: 501-1,000 | Miguel Hidalgo, Mexico | 501-1,000 | Exact match | 507 contacts → |
“Somos C3NTRO, una empresa mexicana de clase mundial con 15 años de experiencia en Telecomunicaciones.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Ritter Communicationsrittercommunications.com HQ: Jonesboro, AR, United StatesReported employees: 201-500 | Jonesboro, AR, United States | 201-500 | Exact match | 398 contacts → |
“At Ritter Communications, we have over a century-long tradition of providing quality residential and business communication services all across Arkansas.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | phone.comphone.com HQ: New York, NY, United StatesReported employees: 201-500 | New York, NY, United States | 201-500 | Exact match | 398 contacts → |
“Founded in 2008 by veteran telecommunication entrepreneurs, Phone.com provides over businesses with comprehensive, flexible, and reliable cloud-based communication and…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | KEYYOkeyyo.com HQ: Clichy, FranceReported employees: 201-500 | Clichy, France | 201-500 | Exact match | 319 contacts → |
“Keyyo développe de nouveaux usages de communication pour les entreprises, notamment avec la voix sur IP.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | AMIGOsejaamigo.com.br HQ: Santa Maria, BrazilReported employees: 1,001-5,000 | Santa Maria, Brazil | 1,001-5,000 | Exact match | 235 contacts → |
“Com mais de 30 anos de experiência no mercado, a Amigo se destaca como a provedora de internet, telefone, câmera e TV que você pode contar.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Excell Media PVT LTDexcellmedia.net HQ: Hyderabad, IndiaReported employees: 501-1,000 | Hyderabad, India | 501-1,000 | Exact match | 192 contacts → |
“Excell Media is the Internet Service Provider (ISP) solution for an impatient world.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Bonlinebonline.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 170 contacts → |
“bOnline is UK’s leading provider of VoIP services for micro and small businesses.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Fortisfortistelecom.net HQ: Sacramento, CA, United StatesReported employees: Not recorded | Sacramento, CA, United States | Not recorded | Exact match | 170 contacts → |
“Fortis is a Sacramento Area provider of managed IT services, hosted VoIP, and high speed, redundant internet.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Comteco RLcomteco.com.bo HQ: Cochabamba, BoliviaReported employees: 501-1,000 | Cochabamba, Bolivia | 501-1,000 | Exact match | 169 contacts → |
“Te conectamos al mundo.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Voip Officevoipoffice.com HQ: Bangalore, United StatesReported employees: 201-500 | Bangalore, United States | 201-500 | Exact match | 167 contacts → |
“VoIP Office, founded in 2004, delivers cloud-based communications and hosted PBX solutions for businesses from home offices to enterprises, combining traditional PBX features with…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | World Phone Internet Services Pvt. LTDworldphone.in HQ: New Delhi -, IndiaReported employees: 51-200 | New Delhi -, India | 51-200 | Exact match | 161 contacts → |
“World Phone Internet Services Private Limited has ushered in a new era in communications for India.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | MOREmore.com.au HQ: Melbourne, AustraliaReported employees: 201-500 | Melbourne, Australia | 201-500 | Exact match | 137 contacts → |
“Headed by Andy & Rich, the Branson Bros, and Commonwealth Bank, we are proudly Australian-owned, with our HQ based in South Melbourne.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Unified Voice Communication PVT LTDunifiedvoice.in HQ: Chennai, IndiaReported employees: 51-200 | Chennai, India | 51-200 | Exact match | 131 contacts → |
“Unifiedvoice is a globally recognized VoIP service and solutions provider.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Newwave Communicationsvexusfiber.com HQ: United StatesReported employees: 501-1,000 | United States | 501-1,000 | Exact match | 128 contacts → |
“Fiber to the Home / Business” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | KOL Telecom Services LLCkoltelecom.com HQ: Wilmington, DE, United StatesReported employees: 11-50 | Wilmington, DE, United States | 11-50 | Exact match | 112 contacts → |
“KOL Telecom is the leading innovator of small business Voice over IP (VoIP) Phone services.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Gamma Comunicacionesgammacom.es HQ: Cerdanyola Del Vallés, SpainReported employees: 51-200 | Cerdanyola Del Vallés, Spain | 51-200 | Exact match | 105 contacts → |
“VozTelecom es la compañía especialista en comunicaciones cloud y líder en telefonía IP dentro del segmento de la pequeña y mediana empresa en España.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Voys Nederlandvoys.nl HQ: Groningen, NetherlandsReported employees: 51-200 | Groningen, Netherlands | 51-200 | Exact match | 96 contacts → |
“Voys levert zakelijke telefonie.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Commpeakcommpeak.com HQ: Wan Chai, Hong KongReported employees: 51-200 | Wan Chai, Hong Kong | 51-200 | Exact match | 96 contacts → |
“CommPeak makes cloud-based business communication easier and more affordable, empowering people with superior quality products.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | HQ: Denver, CO, United StatesReported employees: Not recorded | Denver, CO, United States | Not recorded | Exact match | 96 contacts → |
“Qwest is a leading provider of voice, video, and data services.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Voip Networksvoipnetworks.com HQ: Cherry Hill, NJ, United StatesReported employees: 51-200 | Cherry Hill, NJ, United States | 51-200 | Exact match | 83 contacts → |
“Powering Your Companies Voice & More Utilizing the latest technologies in voice such as VoIP (Voice-Over-Internet-Protocol) and other networking technologies, we can provide your…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | PC Telcompctelcom.coop HQ: Holyoke, CO, United StatesReported employees: 11-50 | Holyoke, CO, United States | 11-50 | Exact match | 77 contacts → |
“Full Service Telecommunications Provider.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Cloudli Communicationscloudli.com HQ: Montréal, CanadaReported employees: 51-200 | Montréal, Canada | 51-200 | Exact match | 74 contacts → |
“Cloudli is a leading provider of next generation voice, messaging, and data communications solutions for businesses and consumers.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Ip-Tel S.Aiptel.com.ar HQ: Villa Allende, ArgentinaReported employees: 51-200 | Villa Allende, Argentina | 51-200 | Exact match | 73 contacts → |
“IP-tel es una empresa dedicada a las telecomunicaciones.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Voipvoicevoipvoice.it HQ: Montelupo Fiorentino, ItalyReported employees: 11-50 | Montelupo Fiorentino, Italy | 11-50 | Exact match | 69 contacts → |
“VoipVoice è il primo Provider Italiano VoIP totalmente Business-Oriented.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 1,823 company matches
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Internet telephone service providers: dataset insights
September 20, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
1,813 records in the displayed employee bands.
10 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 1,823 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 20, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Internet telephone service providers by location
7 lists · largest firstEvery Internet telephone service providers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Internet telephone service providers based in the United States587
- Internet telephone service providers based in the United Kingdom143
- Internet telephone service providers based in Canada94
- Internet telephone service providers based in Brazil82
- Internet telephone service providers based in Australia51
- Internet telephone service providers based in the Netherlands50
- Internet telephone service providers based in Spain44
Questions about this company list
What does Exact match mean for internet telephone service providers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many internet telephone service providers did RevenueBase find worldwide?
The saved snapshot records 1,823 matching company records, 19,573 tracked contacts and 3,369 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 20, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 internet telephone service providers worldwide. Snapshot: September 20, 2026. https://revenuebase.ai/companies/browse/internet-telephone-service-providers.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗