Company lists · Data refreshed November 2026

Top 23 Telephone test set suppliers based in the United States

RevenueBase identified 56 company matches for telephone test set suppliers associated with the United States as of November 2026 and tracks 5,741 professional contacts across them, including 283 with verified work emails. Fremont is the largest hub.

This list covers company matches for telephone test set suppliers 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 November 2, 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 Nov 2, 2026 How this list was built
56Companies
5,741Contacts tracked
283Verified emails
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The 23 largest telephone test set suppliers based in the United States

Ranked by team size
Top 23 of 56 company matches for telephone test set suppliers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 2, 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 matchNew York, NY, United StatesHQ recorded Nov 2, 2026n/a4,734 contacts →

Exact match

“GAO Tek is a member of GAO Group of Companies, headquartered in New York City, USA & Toronto, Canada with a strong global presence.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
2Exact matchLinthicum Heights, MD, United StatesHQ recorded Nov 2, 202651-200101 contacts →

Exact match

“About Us Net Research (Net) is a global leader in providing service verification tools and telecom management and analysis products.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
3Exact matchFremont, CA, United StatesHQ recorded Nov 2, 2026n/a91 contacts →

Exact match

“Sunrise Telecom® is a registered trademark of VeEX Inc.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
4Exact matchCoppell, TX, United StatesHQ recorded Nov 2, 202651-20078 contacts →

Exact match

“Clover Telecom is a leading global supplier of telecom hardware and engineering services for data, wireless, cable, and wireline networks.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
5Exact matchVista, CA, United StatesHQ recorded Nov 2, 202651-20070 contacts →

Exact match

“Tempo® Communications is a trusted name in the utility, communications, and irrigation industries, delivering a full suite of innovative, industry-leading test and measurement…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
6Exact matchCedar Rapids, IA, United StatesHQ recorded Nov 2, 202651-20061 contacts →

Exact match

“CellSite Solutions is a leading telecommunications equipment and services provider, including site installation and maintenance to telecommunications companies of all types and…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
7Exact matchReading, PA, United StatesHQ recorded Nov 2, 202611-5051 contacts →

Exact match

“Hipotronics is the world's leading supplier of high electrical test equipment and measurement instruments.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
8Exact matchBeaverton, OR, United StatesHQ recorded Nov 2, 2026201-50041 contacts →

Exact match

“Axiometrix Solutions is a leading provider in the test and measurement space.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
9Exact matchYorba Linda, CA, United StatesHQ recorded Nov 2, 202651-20028 contacts →

Exact match

“Since 1951 the B&K Precision name has represented quality, consistency, and value.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
10Exact matchFlower Mound, TX, United StatesHQ recorded Nov 2, 202651-20025 contacts →

Exact match

“Founded in 1965, Specialized Products Company supplies tools, test equipment, and customized toolkits that help telecommunications, electrical, and data-communication technicians…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
11Exact matchRocky Mount, NC, United StatesHQ recorded Nov 2, 202651-20018 contacts →

Exact match

“With over 30 years of service and repair in the Telecommunications world, spanning a broad range of industry leading manufacturers, the Digital Repair family have striven to…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
12Exact matchSikeston, MO, United StatesHQ recorded Nov 2, 202611-5017 contacts →

Exact match

“Confluent Technology Group stocks and repairs a wide variety of telecommunications equipment in our square foot facility.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
13Exact matchTyngsboro, MA, United StatesHQ recorded Nov 2, 202611-5017 contacts →

Exact match

“Since 1985 BIZI International has been a leader in providing quality technology equipment to resellers, integrators, maintenance organizations and commercial end-user clients…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
14Exact matchElgin, IL, United StatesHQ recorded Nov 2, 202611-5014 contacts →

Exact match

“Valuetronics was founded in 1992, as a seller and buyer of USED test equipment.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
15Exact matchBelmont, NH, United StatesHQ recorded Nov 2, 202611-5010 contacts →

Exact match

“Wilcom has been manufacturing reliable, easy-to-use telephone line test equipment and transmission products since 1967.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
16Exact matchGeorgetown, IN, United StatesHQ recorded Nov 2, 20261-108 contacts →

Exact match

“The Destiny Solutions team brings over 50 years of telecommunications experience that can help every part of your company's operation.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
17Exact matchAltamonte Springs, FL, United StatesHQ recorded Nov 2, 202611-507 contacts →

Exact match

“ProgUSA helps U.S.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
18Exact matchLong Branch, NJ, United StatesHQ recorded Nov 2, 20261-107 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
19Exact matchIndianapolis, IN, United StatesHQ recorded Nov 2, 202611-504 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 · Nov 2, 2026 · View company records in RevenueBase
20Exact matchLutz, FL, United StatesHQ recorded Nov 2, 20261-102 contacts →

Exact match

“INFINET TELECOM SOLUTIONS is your leading supplier for all of your telecom hardware needs.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
21Exact matchCortlandt Manor, NY, United StatesHQ recorded Nov 2, 20261-102 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
22Exact matchColumbus, OH, United StatesHQ recorded Nov 2, 20261-102 contacts →

Exact match

“JPM Communications, Inc.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
23Exact matchMinneapolis, United StatesHQ recorded Nov 2, 20261-102 contacts →

Exact match

“Real Estate investment Company”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase

Showing 23 of 56 telephone test set suppliers based in the United States

See the full list, filter by size, metro and specialty, and access 283 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Telephone test set suppliers based in the United States at a glance

As of Nov 2, 2026
4.9%Verified-email coverage
102.5Average contacts per company
11-50Median size (employees)
5.4%Largest-city concentration · Fremont
Nov 2, 2026Page data refreshed

Companies by employee count

1-10
19
11-50
23
51-200
11
201-500
3

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 56 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 “telephone test set suppliers” 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 283 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 2, 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 “telephone test set suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many telephone test set suppliers are there based in the United States?

RevenueBase identified 56 company matches for telephone test set suppliers associated with the United States 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?

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

Which city has the most telephone test set suppliers?

Fremont leads with 3 company records, followed by Dallas (2) and New York (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 283 professional contacts with verified work emails tracked across these 56 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 2, 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.