Company lists · Data refreshed September 2026

Top 25 Network telephony equipment manufacturers based in the United States

Name: Network telephony equipment manufacturers based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 94 companies tracked

RevenueBase identified 94 company matches for network telephony equipment manufacturers associated with the United States as of September 2026 and tracks 1,758 professional contacts across them, including 338 with verified work emails. Huntsville is the largest hub.

This list covers company matches for network telephony equipment manufacturers 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 17, 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 17, 2026 How this list was built

94Companies

1,758Contacts tracked

338Verified emails

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The 25 largest network telephony equipment manufacturers based in the United States

Ranked by team size

Top 25 of 94 company matches for network telephony equipment manufacturers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Forerunner Technologies, INC	Exact match	Edgewood, NY, United StatesHQ recorded Sep 17, 2026	51-200	184 contacts →
	Exact match “Established in 1988, Forerunner Technologies, Inc.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	Estech Systems, Inc. ESI	Exact match	Plano, TX, United StatesHQ recorded Sep 17, 2026	51-200	121 contacts →
	Exact match “Founded in 1987, Estech Systems (ESI), a Crexendo® company, delivers high-performance phone systems designed for growing businesses.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	Voip Supply	Exact match	Amherst, NY, United StatesHQ recorded Sep 17, 2026	11-50	110 contacts →
	Exact match “We Solve Problems and Create Solutions with VoIP.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	Digium	Exact match	Huntsville, AL, United StatesHQ recorded Sep 17, 2026	51-200	58 contacts →
	Exact match “Digium®, Inc.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	TEO	Exact match	Mukilteo, WA, United StatesHQ recorded Sep 17, 2026	51-200	55 contacts →
	Exact match “Teo designs, manufactures and sells superior quality telecommunications solutions, made in the USA.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	Clearlyip	Exact match	Appleton, WI, United StatesHQ recorded Sep 17, 2026	201-500	45 contacts →
	Exact match “14IP is a global software development and technology company specialising in telecommunications.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Telquest International	Exact match	Fairfield, NJ, United StatesHQ recorded Sep 17, 2026	51-200	41 contacts →
	Exact match “TelQuest International is dedicated to bringing the most competitive prices and the best customer service to all of our clients.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	Allworx	Exact match	Rochester, NY, United StatesHQ recorded Sep 17, 2026	11-50	25 contacts →
	Exact match “Headquartered in Rochester, N.Y, Allworx is an award-winning maker of VoIP communication systems for SMBs.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	Midland Technologies	Exact match	Davenport, IA, United StatesHQ recorded Sep 17, 2026	11-50	18 contacts →
	Exact match “CREDENTIALS Midland Communications began more than 70 years ago in 1946 as the Worldwide Marketing Arm of Victor-Animagraph Projectors.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	Epygi Technologies LLC	Exact match	Altamonte Springs, FL, United StatesHQ recorded Sep 17, 2026	11-50	18 contacts →
	Exact match “In Epygi Technologies was one of the first IP PBX manufacturers for the small to medium-sized business market.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	PEC Parwan Telecom Technologies PVT LTD	Exact match	Aberdeen, United StatesHQ recorded Sep 17, 2026	51-200	17 contacts →
	Exact match “PEC] Parwan Telecom Technologies Pvt Ltd.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	Teleprime LLC	Exact match	Lake Bluff, IL, United StatesHQ recorded Sep 17, 2026	11-50	15 contacts →
	Exact match “In business since 1992, Teleprime delivers best of class turn-key communication solutions for our clients.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	CCG Telecom	Exact match	Westerly, RI, United StatesHQ recorded Sep 17, 2026	11-50	13 contacts →
	Exact match “As a leading sales organization, CCG Telecom specializes in delivering comprehensive telephony and VoIP solutions to businesses of all sizes.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	Central Telephone Sales And Service	Exact match	Plymouth, MN, United StatesHQ recorded Sep 17, 2026	11-50	10 contacts →
	Exact match “Central Telephone Sales & Service is a 40+ year old family and locally owned and operated company that specializes in "Improving Business Communication through Tailored Solutions".” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	Dove Communications INC	Exact match	Los Angeles, CA, United StatesHQ recorded Sep 17, 2026	11-50	10 contacts →
	Exact match “Since 1992, Dove Communications Inc provides VOIP Phone Systems, Telecommunication solutions, and network Cabling, Dove provides cosultation, Sales, Installation, Training, and…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	Myswitch Communications	Exact match	Lake Orion, MI, United StatesHQ recorded Sep 17, 2026	1-10	9 contacts →
	Exact match “MySwitch Communications is a business communications provider based in Lake Orion, Michigan, serving organizations across the region for more than 30 years.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	Fiberme Communications LLC	Exact match	Mclean, VA, United StatesHQ recorded Sep 17, 2026	51-200	8 contacts →
	Exact match “FIBERME Communications LLC is a leading manufacturer of VoIP and Unified Communications solutions, delivering a complete end-to-end ecosystem designed to empower modern business…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	NSS	Exact match	Huntsville, AL, United StatesHQ recorded Sep 17, 2026	1-10	7 contacts →
	Exact match “Network Services & Support (NSS), Inc.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	Bestcomm Networks, INC	Exact match	Tucson, AZ, United StatesHQ recorded Sep 17, 2026	11-50	7 contacts →
	Exact match “In business since 1994, BestComm is not only an exclusive certified dealer of Mitel Systems, but also the endorsed vendor of the world’s largest hotel chain, Best Western.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	QOS Telesys	Exact match	Buena Park, CA, United StatesHQ recorded Sep 17, 2026	11-50	7 contacts →
	Exact match “We sell and service telecommunications equipment from Nortel, Avaya, and Interactive Intelligence.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	Tactical Communications Corporation	Exact match	Camarillo, CA, United StatesHQ recorded Sep 17, 2026	11-50	6 contacts →
	Exact match “Tactical Communications designs, manufactures and markets Voice over IP (VoIP) networked radio, telephone and intercom communications products to Systems Integrators and OEMs…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22	RQ Communications	Exact match	San Francisco, CA, United StatesHQ recorded Sep 17, 2026	11-50	6 contacts →
	Exact match “RQ Communications is your Telecommunications Expert, specializing in refurbished Nortel, Avaya, Shoretel and Cisco telephone equipment.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23	Cymbal Communications	Exact match	Bartlett, IL, United StatesHQ recorded Sep 17, 2026	11-50	5 contacts →
	Exact match “Since its inception in 2005, Cymbal Communications has established itself as a trusted provider of telephony equipment and other office electronics.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	Synergy Telcom	Exact match	Indianapolis, IN, United StatesHQ recorded Sep 17, 2026	11-50	4 contacts →
	Exact match “Our knowledgeable staff, with over 30 years of experience in the telecommunications industry, can assist you in finding high-quality, cost-effective equipment solutions to serve…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	CQ Simple	Exact match	Midland, MI, United StatesHQ recorded Sep 17, 2026	11-50	4 contacts →
	Exact match “We’re a commercial and small-scale Telecommunication Equipment Manufacturer.” Recorded in the RevenueBase company graph · Sep 17, 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 “network telephony equipment manufacturers”. 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 94 network telephony equipment manufacturers based in the United States

See the full list, filter by size, metro and specialty, and access 338 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Network telephony equipment manufacturers based in the United States at a glance

As of Sep 17, 2026

19.2%Verified-email coverage

18.7Average contacts per company

11-50Median size (employees)

3.2%Largest-city concentration · Huntsville

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

5,001-10,000

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 94 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 “network telephony equipment manufacturers” 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 338 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 17, 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 “network telephony equipment manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many network telephony equipment manufacturers are there based in the United States?

RevenueBase identified 94 company matches for network telephony equipment manufacturers 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?

Forerunner Technologies, INC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most network telephony equipment manufacturers?

Huntsville leads with 3 company records, followed by Los Angeles (3) and Amherst (2).

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 338 professional contacts with verified work emails tracked across these 94 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 17, 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.