Company lists · Data refreshed November 2026

Top 25 Telecom carriers worldwide

Name: Telecom carriers worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 8,179 companies tracked

RevenueBase identified 8,179 company matches for telecom carriers worldwide as of November 2026 and tracks 1,740,972 professional contacts across them, including 270,143 with verified work emails. Brazil is the largest market and Sao Paulo the largest hub.

This list covers company matches for telecom carriers 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 November 6, 2026. Country and city lists for telecom carriers 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 Nov 6, 2026 How this list was built

8,179Companies

1,740,972Contacts tracked

270,143Verified emails

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The 25 largest telecom carriers worldwide

Ranked by team size

Top 25 of 8,179 company matches for telecom carriers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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, CA, United StatesHQ recorded Nov 6, 2026	10001+	162,612 contacts →
	Exact match “We understand that our customers want an easier, less complicated life.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	Vodafone	Exact match	London, United KingdomHQ recorded Nov 6, 2026	10001+	90,819 contacts →
	Exact match “At Vodafone, our mission is to connect everyone.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Orange	Exact match	Issy-les-moulineaux, FranceHQ recorded Nov 6, 2026	10001+	77,077 contacts →
	Exact match “Orange is one of the world’s leading telecommunications operators with revenues of 40.3 billion euros in 2024 and employees worldwide at 31 December 2024, including employees in…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Airtel	Exact match	Gurgaon, IndiaHQ recorded Nov 6, 2026	10001+	70,813 contacts →
	Exact match “Airtel was founded to provide global connectivity and unlock endless opportunities.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Telefónica	Exact match	Madrid, SpainHQ recorded Nov 6, 2026	10001+	57,647 contacts →
	Exact match “Telefónica is today one of the largest telecommunications companies in the world in terms of market capitalisation and number of customers.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Sprint	Exact match	Overland Park, KS, United StatesHQ recorded Nov 6, 2026	10001+	42,120 contacts →
	Exact match “Thanks for everything!” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Telstra	Exact match	Sydney, AustraliaHQ recorded Nov 6, 2026	10001+	34,415 contacts →
	Exact match “We believe it’s people who give purpose to our technology.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Claro Brasil	Exact match	São Paulo, BrazilHQ recorded Nov 6, 2026	10001+	33,828 contacts →
	Exact match “Prazer, somos a Claro!” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Vivo Telefônica Brasil	Exact match	São Paulo, BrazilHQ recorded Nov 6, 2026	10001+	32,660 contacts →
	Exact match “Vivo (Telefônica Brasil) is part of the Telefónica Group and with more than 94 million customers, of which 75 million mobile and 19 million fixed, we are the largest…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Spectrum	Exact match	Stamford, NC, United StatesHQ recorded Nov 6, 2026	10001+	30,583 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 · Nov 6, 2026 · View company records in RevenueBase
11	SKY	Exact match	Middlesex, United KingdomHQ recorded Nov 6, 2026	10001+	27,450 contacts →
	Exact match “Sky connects and entertains millions of people across Europe.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	E& UAE	Exact match	Abu Dhabi, United Arab EmiratesHQ recorded Nov 6, 2026	10001+	25,160 contacts →
	Exact match “Formerly etisalat UAE) For more than four decades, we have connected people and now we’ve evolved to become the digital telco of the future.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	TIM	Exact match	Milan, ItalyHQ recorded Nov 6, 2026	10001+	20,084 contacts →
	Exact match “We are driving the digital transition of Italy and Brazil with innovative technologies and services because we want to contribute to accelerating the sustainable growth of the…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Telkomsel	Exact match	Jakarta Selatan, IndonesiaHQ recorded Nov 6, 2026	5,001-10,000	16,072 contacts →
	Exact match “Connecting Nation.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Telkom	Exact match	Centurion, South AfricaHQ recorded Nov 6, 2026	10001+	14,823 contacts →
	Exact match “Connect with Mzansi’s Best* Value Network as we enable everyday ambitions.#TelkomIsIconic #PossibleBeginsHere To learn more about Telkom, visit:” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Telecom Egypt	Exact match	Smart Village, EgyptHQ recorded Nov 6, 2026	10001+	14,642 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 · Nov 6, 2026 · View company records in RevenueBase
17	Globe Telecom	Exact match	Taguig City National, PhilippinesHQ recorded Nov 6, 2026	5,001-10,000	14,070 contacts →
	Exact match “Globe is a leading full-service telecommunications company in the Philippines and publicly listed in the PSE with the stock symbol GLO.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Turkcell	Exact match	Istanbul, TürkiyeHQ recorded Nov 6, 2026	5,001-10,000	13,929 contacts →
	Exact match “Turkcell is a converged telecommunication and technology services provider, founded and headquartered in Türkiye.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	TELIA	Exact match	Solna, SwedenHQ recorded Nov 6, 2026	10001+	13,849 contacts →
	Exact match “Our 15 talented colleagues serve millions of customers every day in one of the world’s most connected regions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	ENTEL	Exact match	Santiago, ChileHQ recorded Nov 6, 2026	1,001-5,000	11,888 contacts →
	Exact match “Desde el origen en 1964, uno de nuestros motores para avanzar y evolucionar ha sido el querer ser un aporte para el desarrollo futuro de las personas, las empresas y la sociedad.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Claro Colombia	Exact match	Bogotá, ColombiaHQ recorded Nov 6, 2026	10001+	11,124 contacts →
	Exact match “Claro Telecomunicaciones móviles y Claro Telecomunicaciones fijas.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	JAZZ	Exact match	Islamabad, PakistanHQ recorded Nov 6, 2026	1,001-5,000	10,568 contacts →
	Exact match “Pakistan’s number one digital operator and the largest internet and broadband service provider with over 70 million subscribers nationwide.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Telekom Malaysia	Exact match	Kuala Lumpur, MalaysiaHQ recorded Nov 6, 2026	10001+	10,176 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 · Nov 6, 2026 · View company records in RevenueBase
24	PLDT	Exact match	Makati City, PhilippinesHQ recorded Nov 6, 2026	10001+	8,813 contacts →
	Exact match “PLDT is the Philippines' largest and most diversified fully integrated telco company.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Telecom Argentina	Exact match	Ciudad, ArgentinaHQ recorded Nov 6, 2026	10001+	8,048 contacts →
	Exact match “We are Telecom Argentina, a connectivity solutions and entertainment company with over collaborators throughout the country.” Recorded in the RevenueBase company graph · Nov 6, 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 “telecom carriers”. 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 8,179 telecom carriers worldwide

See the full list, filter by size, metro and specialty, and access 270,143 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Telecom carriers worldwide at a glance

As of Nov 6, 2026

15.5%Verified-email coverage

212.9Average contacts per company

11-50Median size (employees)

1.5%Largest-city concentration · Sao Paulo

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

2,637

11-50

2,912

51-200

1,287

201-500

498

501-1,000

213

1,001-5,000

304

5,001-10,000

10001+

128

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 telecom carriers are linked below.
What qualifies: Company records worldwide whose business descriptions match “telecom carriers” 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 270,143 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 6, 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.

Telecom carriers by location

42 lists · largest first

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

How many telecom carriers are there worldwide?

RevenueBase identified 8,179 company matches for telecom carriers worldwide 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?

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

Which country has the most telecom carriers?

Brazil leads with 1,179 companies, followed by the United States (1,058) and the United Kingdom (613). Every telecom carriers list by country and city is linked on this page.

Which city has the most telecom carriers?

Sao Paulo leads with 119 company records, followed by London (102) and Madrid (41).

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 270,143 professional contacts with verified work emails tracked across these 8,179 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 6, 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.