Company lists · Data refreshed September 2026

Top 25 Telecom api and integration platforms based in the United States

RevenueBase identified 221 company matches for telecom api and integration platforms associated with the United States as of September 2026 and tracks 18,259 professional contacts across them, including 8,171 with verified work emails. New York is the largest hub.

This list covers company matches for telecom api and integration platforms associated with the United States, 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 29, 2026.

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 Sep 29, 2026 How this list was built
221Companies
18,259Contacts tracked
8,171Verified emails
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The 25 largest telecom api and integration platforms based in the United States

Ranked by team size
Top 25 of 221 company matches for telecom api and integration platforms based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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 matchBelmont, CA, United StatesHQ recorded Sep 29, 20265,001-10,0006,431 contacts →

Exact match

“RingCentral, Inc.(NYSE: RNG) is a global leader in AI–powered customer engagement, delivering an integrated platform for business phone, SMS, contact center, workforce engagement…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2Exact matchHolmdel, NJ, United StatesHQ recorded Sep 29, 20261,001-5,0003,429 contacts →

Exact match

“We’re making communications more flexible, intelligent, and personal, to help enterprises the world over stay ahead.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3Exact matchRaleigh, NC, United StatesHQ recorded Sep 29, 20261,001-5,0001,128 contacts →

Exact match

“Bandwidth is the universal communications platform that simplifies how businesses deliver integrated global experiences.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4Exact matchPleasant Grove, UT, United StatesHQ recorded Sep 29, 2026501-1,000606 contacts →

Exact match

“Empowering service provider growth with the world’s most trusted Intelligent Communications Fabric.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5Exact matchSanta Clara, CA, United StatesHQ recorded Sep 29, 2026501-1,000516 contacts →

Exact match

“Agora (NASDAQ: API) is the global leader in real-time engagement, providing developers with simple, flexible, and powerful APIs to embed real-time conversational AI, voice, video…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6Exact matchNew York, NY, United StatesHQ recorded Sep 29, 2026201-500490 contacts →

Exact match

“Symphony is an AI-powered communication and technology company fueled by interconnected platforms: Messaging, Voice, Directory and Analytics.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7Exact matchChicago, IL, United StatesHQ recorded Sep 29, 2026501-1,000327 contacts →

Exact match

“We've moved pages.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8Exact matchSan Mateo, CA, United StatesHQ recorded Sep 29, 2026201-500297 contacts →

Exact match

“Sendbird is the AI customer experience company.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9Exact matchHerndon, VA, United StatesHQ recorded Sep 29, 202651-200285 contacts →

Exact match

“Ultatel delivers a powerful yet easy-to-use cloud communications suite that scales with your business-combining voice, SMS, chat, video, online fax, and contact center…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10Exact matchGaithersburg, MD, United StatesHQ recorded Sep 29, 20261,001-5,000252 contacts →

Exact match

“BroadSoft, now part of Cisco, is the leading provider of software and services that enable mobile, fixed-line and cable service providers to offer Unified Communications over…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11Exact matchAlpharetta, GA, United StatesHQ recorded Sep 29, 202651-200237 contacts →

Exact match

“We solve a critical gap businesses face with employee to client communication, over voice and messaging.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12Exact matchChicago, IL, United StatesHQ recorded Sep 29, 202651-200214 contacts →

Exact match

“For over thirty years, Fortune 500 companies in financial services, retail and hospitality, software, and wireless communications industries have relied on Vail Systems’…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13Exact matchSouth Plainfield, NJ, United StatesHQ recorded Sep 29, 202651-200212 contacts →

Exact match

“Communication is the backbone of every business.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14Exact matchPalo Alto, CA, United StatesHQ recorded Sep 29, 2026201-500194 contacts →

Exact match

“Voximplant versatile cloud platform enables business to bring interaction to a different level.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15Exact matchWilmington, DE, United StatesHQ recorded Sep 29, 202651-200188 contacts →

Exact match

“Rocket.Chat Secure CommsOS® is a communication platform that unifies messaging, voice, video, AI, and mission-critical applications-ensuring uncompromising security, compliance…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16Exact matchMiami, FL, United StatesHQ recorded Sep 29, 202651-200183 contacts →

Exact match

“BTS is a leading global provider, technology enabler, and trusted partner to CommTech players.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17Exact matchTempe, AZ, United StatesHQ recorded Sep 29, 2026201-500175 contacts →

Exact match

“Vertical Communications is a leading provider of communications platforms and applications that enable critical business workflows for enterprises across a variety of industries…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18Exact matchNew York, NY, United StatesHQ recorded Sep 29, 2026201-50099 contacts →

Exact match

“An end-to-end cloud based SaaS platform that powers Cable and Internet Service Providers (MSP’s), Mobile Operators (MNO’s), Mobile Virtual Network Operators (MVNO), Enablers…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19Exact matchMiami, FL, United StatesHQ recorded Sep 29, 202651-20092 contacts →

Exact match

“identidad is a global telecommunications technology company that enables enterprises and service providers to connect, communicate, and operate at scale.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20Exact matchBirmingham, AL, United StatesHQ recorded Sep 29, 202611-5082 contacts →

Exact match

“Linq is the infrastructure to build AI agents in iMessage, covering a suite of enterprise-ready APIs for iMessage, SMS, RCS and voice channels, built for engineers and product…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21Exact matchGurnee, IL, United StatesHQ recorded Sep 29, 202651-20079 contacts →

Exact match

“Voxvalley is a pioneer in developing CPaaS,Omnichannel, VoIP softphone, sdks and SaaS-based products that are curated with extensive research on modern-day communication needs.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22Exact matchPlano, TX, United StatesHQ recorded Sep 29, 2026201-50075 contacts →

Exact match

“Established more than 20 years ago, NetFortris has grown to become the leading provider of secure cloud communication solutions to forward-thinking, mid-sized and enterprise…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23Exact matchSeattle, WA, United StatesHQ recorded Sep 29, 202651-20073 contacts →

Exact match

“Globys was founded in 2008 to help telecom service providers deliver a digital experience for their business customers.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24Exact matchSingapore, United StatesHQ recorded Sep 29, 202651-20069 contacts →

Exact match

“In today’s world, connectivity is the key to your business, and we understand how important it is to you.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25Exact matchDallas, TX, United StatesHQ recorded Sep 29, 202651-20066 contacts →

Exact match

“46 Labs is a global business communications company.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase

Showing 25 of 221 telecom api and integration platforms based in the United States

See the full list, filter by size, metro and specialty, and access 8,171 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Telecom api and integration platforms based in the United States at a glance

As of Sep 29, 2026
44.8%Verified-email coverage
82.6Average contacts per company
11-50Median size (employees)
7.2%Largest-city concentration · New York
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
47
11-50
96
51-200
55
201-500
14
501-1,000
4
1,001-5,000
3
5,001-10,000
1
10001+
1

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 221 companies.

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.
What qualifies
Company records associated with the United States whose business descriptions match “telecom api and integration platforms” 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 8,171 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 29, 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.

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 “telecom api and integration platforms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many telecom api and integration platforms are there based in the United States?

RevenueBase identified 221 company matches for telecom api and integration platforms associated with the United States 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?

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

Which city has the most telecom api and integration platforms?

New York leads with 16 company records, followed by Miami (12) and Wilmington (7).

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 8,171 professional contacts with verified work emails tracked across these 221 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 29, 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.