Company lists · Data refreshed October 2026

Top 25 Internet service infrastructure providers worldwide

Name: Internet service infrastructure providers worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 17, 2026 12,975 companies tracked

RevenueBase identified 12,975 company matches for internet service infrastructure providers worldwide as of October 2026 and tracks 606,332 professional contacts across them, including 119,229 with verified work emails. Brazil is the largest market and Sao Paulo the largest hub.

This list covers company matches for internet service infrastructure 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 October 17, 2026. Country and city lists for internet service infrastructure 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 Oct 17, 2026 How this list was built

12,975Companies

606,332Contacts tracked

119,229Verified emails

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The 25 largest internet service infrastructure providers worldwide

Ranked by team size

Top 25 of 12,975 company matches for internet service infrastructure providers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 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	Centurylink	Exact match	Monroe, LA, United StatesHQ recorded Oct 17, 2026	10001+	23,768 contacts →
	Exact match “CenturyLink (NYSE: CTL) is a technology leader delivering hybrid networking, cloud connectivity, and security solutions to customers around the world.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
2	Lumen Technologies	Exact match	Monroe, LA, United StatesHQ recorded Oct 17, 2026	10001+	15,601 contacts →
	Exact match “Lumen is the trusted network for the AI-powered world, connecting people, data, and applications through one of the world’s most expansive fiber networks.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
3	Telecom Egypt	Exact match	Smart Village, EgyptHQ recorded Oct 17, 2026	10001+	14,006 contacts →
	Exact match “Since its establishment in 1854, Telecom Egypt has played a pivotal role in driving growth within the local ICT market capitalizing on its vast infrastructure, which is one of the…” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
4	Verizon Business	Exact match	Basking Ridge, NJ, United StatesHQ recorded Oct 17, 2026	10001+	13,363 contacts →
	Exact match “You’re more than a business, agency or organization leader.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
5	Frontier Internet	Exact match	Dallas, TX, United StatesHQ recorded Oct 17, 2026	10001+	11,581 contacts →
	Exact match “Frontier, a Verizon company, is one of the largest fiber providers in the U.S.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
6	Earthlink	Exact match	Sandy Springs, United StatesHQ recorded Oct 17, 2026	n/a	10,859 contacts →
	Exact match “EarthLink is a top U.S.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
7	Telekom Malaysia	Exact match	Kuala Lumpur, MalaysiaHQ recorded Oct 17, 2026	10001+	9,960 contacts →
	Exact match “TM is the national connectivity and digital infrastructure provider and Malaysia’s leading integrated telco; offering a comprehensive suite of communication services and solutions…” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
8	CIENA	Exact match	Hanover, MD, United StatesHQ recorded Oct 17, 2026	5,001-10,000	9,842 contacts →
	Exact match “Ciena (NYSE:CIEN) is the global leader in high-speed connectivity.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
9	Pt. Telkom Akses	Exact match	Jakarta Barat, IndonesiaHQ recorded Oct 17, 2026	5,001-10,000	8,747 contacts →
	Exact match “PT.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
10	Windstream	Exact match	Little Rock, AR, United StatesHQ recorded Oct 17, 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 17, 2026 · View company records in RevenueBase
11	DU	Exact match	Dubai, United Arab EmiratesHQ recorded Oct 17, 2026	1,001-5,000	6,468 contacts →
	Exact match “Add life to life.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
12	Colt Technology Services	Exact match	London, United KingdomHQ recorded Oct 17, 2026	5,001-10,000	6,457 contacts →
	Exact match “Colt Technology Services (Colt) is a global digital infrastructure company which creates extraordinary connections to help businesses succeed.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
13	Tunisie Telecom	Exact match	Tunis, TunisiaHQ recorded Oct 17, 2026	5,001-10,000	5,363 contacts →
	Exact match “Tunisie Telecom est parmi les pionniers des grands opérateurs Telecom de la région.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
14	STL	Exact match	Pune, IndiaHQ recorded Oct 17, 2026	1,001-5,000	5,342 contacts →
	Exact match “STL is a global leader in advanced connectivity solutions, providing end-to-end solutions for building AI-ready infrastructure, FTTx, Rural, Enterprise and Data Centre networks.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
15	NBN Australia	Exact match	North Sydney, AustraliaHQ recorded Oct 17, 2026	1,001-5,000	5,085 contacts →
	Exact match “NBN Co runs the nbn® network, helping providers deliver reliable, fast, resilient and secure broadband.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
16	UPC Chello	Exact match	Amsterdam, NetherlandsHQ recorded Oct 17, 2026	5,001-10,000	4,834 contacts →
	Exact match “Chello is the brand of internet service provider-activities of Liberty Global Europe (formerly UGC), a provider of broadband internet access via cable in Europe, with estimated…” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
17	ACT Fibernet	Exact match	Bangalore, IndiaHQ recorded Oct 17, 2026	5,001-10,000	3,886 contacts →
	Exact match “ACT (Atria Convergence Technologies Ltd.) was born out of a vision to become the most admired in-home entertainment, education, and interactive services provider in India, back in…” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
18	Zayo Group	Exact match	Denver, CO, United StatesHQ recorded Oct 17, 2026	5,001-10,000	3,783 contacts →
	Exact match “For more than 18 years, Zayo Group of companies has helped the world’s most ambitious organizations build the infrastructure behind what’s next.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
19	Mastec Communications Group	Exact match	Coral Gables, FL, United StatesHQ recorded Oct 17, 2026	5,001-10,000	3,349 contacts →
	Exact match “MasTec Communications Group (MCG) is a division of MasTec that provides comprehensive services and turnkey solutions for Telecom operators.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
20	Biznet Pt. Supra Primatama Nusantara	Exact match	Central Jakarta, IndonesiaHQ recorded Oct 17, 2026	1,001-5,000	3,257 contacts →
	Exact match “Biznet is an integrated digital infrastructure company in Indonesia, provides Internet, Data Center, Cloud Computing and IPTV services.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
21	AFL	Exact match	Duncan, SC, United StatesHQ recorded Oct 17, 2026	1,001-5,000	2,958 contacts →
	Exact match “Founded in 1984, AFL is a global manufacturer providing end-to-end solutions to the energy, broadband, data center, AI and industrial markets.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
22	Converge ICT Solutions INC	Exact match	Pasig, PhilippinesHQ recorded Oct 17, 2026	1,001-5,000	2,860 contacts →
	Exact match “Converge ICT Solutions, Inc.(PSE: CNVRG) is the fastest-growing broadband service and technology provider in the Philippines.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
23	Fibercop	Exact match	United StatesHQ recorded Oct 17, 2026	10001+	2,595 contacts →
	Exact match “FiberCop gestisce l’infrastruttura di rete più estesa e capillare d’Italia, con circa 28 milioni di chilometri di fibra ottica e una copertura a banda ultralarga che supera il 96%…” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
24	TDS Telecommunications LLC	Exact match	Madison, WI, United StatesHQ recorded Oct 17, 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 17, 2026 · View company records in RevenueBase
25	Hughes	Exact match	Germantown, MD, United StatesHQ recorded Oct 17, 2026	1,001-5,000	2,498 contacts →
	Exact match “Hughes Network Systems, LLC (HUGHES), an innovator in satellite and multi-transport technologies and networks since 1971, provides broadband equipment and services; managed…” Recorded in the RevenueBase company graph · Oct 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 “internet service infrastructure providers”. 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 12,975 internet service infrastructure providers worldwide

See the full list, filter by size, metro and specialty, and access 119,229 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Internet service infrastructure providers worldwide at a glance

As of Oct 17, 2026

19.7%Verified-email coverage

46.7Average contacts per company

11-50Median size (employees)

1.1%Largest-city concentration · Sao Paulo

Oct 17, 2026Page data refreshed

Companies by employee count

1-10

4,620

11-50

4,820

51-200

2,233

201-500

698

501-1,000

250

1,001-5,000

194

5,001-10,000

10001+

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 internet service infrastructure providers are linked below.
What qualifies: Company records worldwide whose business descriptions match “internet service infrastructure 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 119,229 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 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.

Internet service infrastructure providers by location

58 lists · largest first

Every Internet service infrastructure 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 “internet service infrastructure providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many internet service infrastructure providers are there worldwide?

RevenueBase identified 12,975 company matches for internet service infrastructure providers worldwide 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?

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

Which country has the most internet service infrastructure providers?

Brazil leads with 2,410 companies, followed by the United States (2,050) and India (595). Every internet service infrastructure providers list by country and city is linked on this page.

Which city has the most internet service infrastructure providers?

Sao Paulo leads with 147 company records, followed by Dhaka (90) and London (82).

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 119,229 professional contacts with verified work emails tracked across these 12,975 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 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.