Company lists · Data refreshed October 2026

Top 25 Business telecom services based in the United States

Name: Business telecom services based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 9, 2026 4,312 companies tracked

RevenueBase identified 4,312 company matches for business telecom services associated with the United States as of October 2026 and tracks 365,447 professional contacts across them, including 65,988 with verified work emails. New York is the largest hub.

This list covers company matches for business telecom services 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 October 9, 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 Oct 9, 2026 How this list was built

4,312Companies

365,447Contacts tracked

65,988Verified emails

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The 25 largest business telecom services based in the United States

Ranked by team size

Top 25 of 4,312 company matches for business telecom services based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 9, 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	At&t	Exact match	Dallas, TX, United StatesHQ recorded Oct 9, 2026	10001+	157,230 contacts →
	Exact match “We understand that our customers want an easier, less complicated life.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
2	Sprint	Exact match	Overland Park, KS, United StatesHQ recorded Oct 9, 2026	10001+	41,383 contacts →
	Exact match “Thanks for everything!” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
3	Spectrum	Exact match	Stamford, NC, United StatesHQ recorded Oct 9, 2026	10001+	28,375 contacts →
	Exact match “Spectrum is a suite of advanced communications services offered by Charter Communications, Inc.(NASDAQ:CHTR), a leading broadband connectivity company available to more than 57…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
4	Verizon Business	Exact match	Basking Ridge, NJ, United StatesHQ recorded Oct 9, 2026	10001+	13,363 contacts →
	Exact match “You’re more than a business, agency or organization leader.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
5	Comcast Business	Exact match	Philadelphia, PA, United StatesHQ recorded Oct 9, 2026	10001+	8,598 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
6	Windstream	Exact match	Little Rock, AR, United StatesHQ recorded Oct 9, 2026	10001+	7,474 contacts →
	Exact match “Windstream and Uniti have merged - Please follow us at Uniti Group, Inc.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
7	Cable ONE	Exact match	Phoenix, AZ, United StatesHQ recorded Oct 9, 2026	1,001-5,000	5,785 contacts →
	Exact match “Cable One Business offers scalable, reliable, and efficient solutions so that the businesses we serve can be successful.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
8	TCS	Exact match	Jefferson City, MO, United StatesHQ recorded Oct 9, 2026	n/a	2,639 contacts →
	Exact match “With In-store media solutions to help you connect with your customers and grow your business, TCS delivers communication solutions that will take your business to the next level.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
9	TDS Telecommunications LLC	Exact match	Madison, WI, United StatesHQ recorded Oct 9, 2026	1,001-5,000	2,580 contacts →
	Exact match “TDS Telecommunications LLC (TDS Telecom/TDS®) delivers high-speed internet, TV entertainment, and phone services to a mix of small to mid-sized urban, suburban and rural…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
10	Granite Telecommunications	Exact match	Quincy, MA, United StatesHQ recorded Oct 9, 2026	1,001-5,000	2,346 contacts →
	Exact match “Granite is a dynamic and rapidly growing company serving the exciting and demanding Telecommunications market.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
11	Liberty Latin America	Exact match	Denver, CO, United StatesHQ recorded Oct 9, 2026	10001+	1,811 contacts →
	Exact match “Liberty Latin America (NASDAQ: LILA and LILAK, OTC Link: LILAB) is a leading telecommunications company operating in over 20 countries across Latin America and the Caribbean under…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
12	Hotwire Communications LTD	Exact match	Fort Lauderdale, FL, United StatesHQ recorded Oct 9, 2026	1,001-5,000	1,460 contacts →
	Exact match “Hotwire Communications is a national leader in fiber optic technology, delivering advanced, customized telecommunications solutions to residential, commercial, senior-living…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
13	Consolidated Communications	Exact match	Mattoon, IL, United StatesHQ recorded Oct 9, 2026	1,001-5,000	1,368 contacts →
	Exact match “On Sept.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
14	Integra	Exact match	Vancouver, WA, United StatesHQ recorded Oct 9, 2026	501-1,000	1,201 contacts →
	Exact match “Integra is Allstream.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
15	Shentel	Exact match	Edinburg, VA, United StatesHQ recorded Oct 9, 2026	1,001-5,000	1,196 contacts →
	Exact match “Shentel has been keeping communities connected since 1902.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
16	Hawaiian Telcom	Exact match	Honolulu, HI, United StatesHQ recorded Oct 9, 2026	1,001-5,000	1,157 contacts →
	Exact match “Over the last two decades our mission has evolved dramatically.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
17	Centurylink Business	Exact match	Monroe, LA, United StatesHQ recorded Oct 9, 2026	10001+	1,155 contacts →
	Exact match “We are an innovative telecommunications company with a nationwide footprint and a passion for empowering the small businesses that power the communities we serve.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
18	XO Communications	Exact match	Herndon, VA, United StatesHQ recorded Oct 9, 2026	1,001-5,000	1,086 contacts →
	Exact match “XO Communications is a Verizon company that provides the technology that helps business and wholesale customers compete in a hyper-connected economy.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
19	SEGRA	Exact match	Charlotte, NC, United StatesHQ recorded Oct 9, 2026	1,001-5,000	993 contacts →
	Exact match “Segra owns and operates a wide and dense fiber-optic infrastructure footprint that provides state-of-the-art connectivity, cybersecurity, voice, cloud and colocation solutions…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
20	LOGIN	Exact match	Tucson, AZ, United StatesHQ recorded Oct 9, 2026	n/a	930 contacts →
	Exact match “Login is Southern Arizona's provider of business phone service, internet access, managed IT, and a safe place for important data to be stored.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
21	COX Business	Exact match	Atlanta, GA, United StatesHQ recorded Oct 9, 2026	10001+	870 contacts →
	Exact match “Cox Business provides a wide range of technology solutions for businesses of all sizes with reliable, scalable products and services tailored to your unique needs.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
22	Liberty Networks	Exact match	Miami, FL, United StatesHQ recorded Oct 9, 2026	n/a	738 contacts →
	Exact match “At Liberty Networks we invest and innovate with our customers and the quality of our complete portfolio of IT and Communications Services in mind.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
23	Mettel	Exact match	New York, NY, United StatesHQ recorded Oct 9, 2026	501-1,000	705 contacts →
	Exact match “MetTel is a global communications solutions provider for businesses and government agencies.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
24	Alianza	Exact match	Pleasant Grove, UT, United StatesHQ recorded Oct 9, 2026	501-1,000	664 contacts →
	Exact match “Empowering service provider growth with the world’s most trusted Intelligent Communications Fabric.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
25	Ooma, INC	Exact match	Sunnyvale, CA, United StatesHQ recorded Oct 9, 2026	501-1,000	636 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 · Oct 9, 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 “business telecom services”. 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 4,312 business telecom services based in the United States

See the full list, filter by size, metro and specialty, and access 65,988 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Business telecom services based in the United States at a glance

As of Oct 9, 2026

18.1%Verified-email coverage

84.8Average contacts per company

11-50Median size (employees)

2.5%Largest-city concentration · New York

Oct 9, 2026Page data refreshed

Companies by employee count

1-10

1,891

11-50

1,724

51-200

483

201-500

105

501-1,000

1,001-5,000

5,001-10,000

10001+

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 4,312 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 “business telecom services” 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 65,988 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 October 9, 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.

Business telecom services by metro

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 “business telecom services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many business telecom services are there based in the United States?

RevenueBase identified 4,312 company matches for business telecom services associated with the United States as of October 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?

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

Which city has the most business telecom services?

New York leads with 109 company records, followed by Houston (69) and Dallas (63).

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 65,988 professional contacts with verified work emails tracked across these 4,312 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 October 9, 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.