Company lists · Data refreshed November 2026

Top 25 Managed voip providers worldwide

RevenueBase identified 2,420 company matches for managed voip providers worldwide as of November 2026 and tracks 19,697 professional contacts across them, including 4,136 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for managed voip 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 November 6, 2026. Country and city lists for managed voip 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
2,420Companies
19,697Contacts tracked
4,136Verified emails
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The 25 largest managed voip providers worldwide

Ranked by team size
Top 25 of 2,420 company matches for managed voip providers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchMiguel Hidalgo, MexicoHQ recorded Nov 6, 2026501-1,000533 contacts →

Exact match

“Somos C3NTRO, una empresa mexicana de clase mundial con 15 años de experiencia en Telecomunicaciones.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchClichy, FranceHQ recorded Nov 6, 2026201-500327 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 · Nov 6, 2026 · View company records in RevenueBase
3Exact matchTroy, MI, United StatesHQ recorded Nov 6, 2026201-500199 contacts →

Exact match

“VoIP Office, founded in 2004, provides cloud-based communications and hosted PBX solutions that combine traditional PBX features with VoIP functionality.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchSacramento, CA, United StatesHQ recorded Nov 6, 2026n/a175 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 · Nov 6, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-200162 contacts →

Exact match

“bOnline is UK’s leading provider of VoIP services for micro and small businesses.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchBirmingham, AL, United StatesHQ recorded Nov 6, 202651-200153 contacts →

Exact match

“IT Voice specializes in Managed IT and VoIP solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchAtlanta, GA, United StatesHQ recorded Nov 6, 2026201-500146 contacts →

Exact match

“For over 25 years, Cypress Communications has been helping small-to-medium enterprises (SMEs) connect, communicate, collaborate and continue® with a range of fully hosted and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchChennai, IndiaHQ recorded Nov 6, 202651-200144 contacts →

Exact match

“Unifiedvoice is a globally recognized VoIP service and solutions provider.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchSignal Hill, CA, United StatesHQ recorded Nov 6, 202611-50143 contacts →

Exact match

“Transcom Telecommunications (formerly called "Transcom Services") is a Veteran Owned Business founded in 1986 on 3 core ideas.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchWilmington, United StatesHQ recorded Nov 6, 202611-50112 contacts →

Exact match

“KOL Telecom is the leading innovator of small business Voice over IP (VoIP) Phone services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchLondon, United StatesHQ recorded Nov 6, 202651-200106 contacts →

Exact match

“Made for businesses of all sizes, Bicom Systems revolutionizes communications by providing PBXware, the world's most unified turnkey open standards hosted telephony platform, plus…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchZamudio, SpainHQ recorded Nov 6, 202651-200100 contacts →

Exact match

“Sarenet es el proveedor de voz y datos con más experiencia de cuantos hoy operan en España.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-20092 contacts →

Exact match

“Wavecrest is a global managed voice and messaging services company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchCherry Hill, NY, United StatesHQ recorded Nov 6, 202651-20086 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 · Nov 6, 2026 · View company records in RevenueBase
15Exact matchKyiv, UkraineHQ recorded Nov 6, 202611-5084 contacts →

Exact match

“UniTalk - єдине рішення для керування спілкуванням з клієнтами.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchAudubon, PA, United StatesHQ recorded Nov 6, 202651-20080 contacts →

Exact match

“NetCarrier Telecom, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchHolyoke, CO, United StatesHQ recorded Nov 6, 202611-5079 contacts →

Exact match

“Full Service Telecommunications Provider.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchRogers, AR, United StatesHQ recorded Nov 6, 202651-20075 contacts →

Exact match

“TeleComp is a full-service technology company offering Enterprise VoIP phone systems, Fiber Bandwidth, Cybersecurity/Compliance and Managed Services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchMontelupo Fiorentino, ItalyHQ recorded Nov 6, 202611-5071 contacts →

Exact match

“VoipVoice è il primo Provider Italiano VoIP totalmente Business-Oriented.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-20070 contacts →

Exact match

“Telappliant is an award-winning VoIP and cloud communications provider.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchStaten Island, United StatesHQ recorded Nov 6, 202651-20068 contacts →

Exact match

“Headquartered in New York City, InterGlobe Communications is a one stop network service provider.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchWest Haven, CT, United StatesHQ recorded Nov 6, 202611-5068 contacts →

Exact match

“We Help Businesses Communicate and Collaborate Freely" Allied Communications, is an established, customer-driven, results-oriented data/telecommunications company, offering a rare…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchCape Town, South AfricaHQ recorded Nov 6, 202651-20064 contacts →

Exact match

“Founded in 2005, Comtel is a South African Internet Service Provider focused on one thing: connectivity.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchSunderland, United KingdomHQ recorded Nov 6, 2026n/a61 contacts →

Exact match

“Established in 1995, Cellular Solutions NE, now part of Communications Plus, is a trusted business telecoms provider supporting organisations across the North East and throughout…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchEatontown, NJ, United StatesHQ recorded Nov 6, 202651-20058 contacts →

Exact match

“Established in 1995 as a premier Internet Service Provider in New Jersey, Monmouth Telecom has evolved into a comprehensive provider offering cutting-edge and cost-effective…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 2,420 managed voip providers worldwide

See the full list, filter by size, metro and specialty, and access 4,136 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Managed voip providers worldwide at a glance

As of Nov 6, 2026
21.0%Verified-email coverage
8.1Average contacts per company
11-50Median size (employees)
2.7%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,157
11-50
1,005
51-200
187
201-500
31
501-1,000
10
1,001-5,000
5
5,001-10,000
2
10001+
2

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 managed voip providers are linked below.
What qualifies
Company records worldwide whose business descriptions match “managed voip 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 4,136 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 November 6, 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.

Managed voip providers by location

12 lists · largest first

Every Managed voip providers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 “managed voip providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many managed voip providers are there worldwide?

RevenueBase identified 2,420 company matches for managed voip providers worldwide as of November 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?

C3ntro Telecom tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most managed voip providers?

The United States leads with 912 companies, followed by the United Kingdom (239) and Canada (112). Every managed voip providers list by country and city is linked on this page.

Which city has the most managed voip providers?

London leads with 65 company records, followed by New York (38) and Singapore (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 4,136 professional contacts with verified work emails tracked across these 2,420 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 November 6, 2026.

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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.