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This list identifies the largest telecommunications companies by total revenue. For a more thorough list, see the By region section.
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This list identifies the largest telecommunications companies by total revenue. For a more thorough list, see the By region section.
Note: Numbers of total revenues of most telephone operating companies are sourced from Forbes or MarketScreener. When $USD revenues unavailable from reliable sites, currency conversions for 2019-2022 revenues are based on the closing currency exchange rate on the last day of 2019-2022 (December 31).
Companiesportal 
Telephonesportal Telecommunications in the Philippines are well-developed due to the presence of modern infrastructure facilities. The industry was deregulated in 1995 when President Fidel Ramos signed Republic Act No. 7925. This law opened the sector to more private players and improved the provision of telecom services are better and fairer rates, leading to the creation of many telecommunication service providers for mobile, fixed-line, Internet and other services.
Deutsche Telekom AG is a German telecommunications company headquartered in Bonn and is the largest telecommunications provider in Europe by revenue. It was formed in 1995 when Deutsche Bundespost, a state monopoly at the time, was privatized. Since then, Deutsche Telekom has consistently featured among FortuneMagazine's top Global 500 companies by revenue, with its ranking as of 2023 at number 79. In 2023, the company was ranked 41st in the Forbes Global 2000. The company operates several subsidiaries worldwide, including the mobile communications brand T-Mobile. It is the world's fifth-largest telecommunications company by revenue.
The Nippon Telegraph and Telephone Corporation (NTT) is a Japanese telecommunications holding company headquartered in Tokyo, Japan. Ranked 55th in Fortune Global 500, NTT is the fourth largest telecommunications company in the world in terms of revenue, as well as the third largest publicly traded company in Japan after Toyota and Sony, as of June 2022. In 2023, the company was ranked 56th in the Forbes Global 2000.
China Mobile is the trade name of both China Mobile Limited and its ultimate controlling shareholder, China Mobile Communications Group Co., Ltd., is a Chinese state-owned telecommunications company. It provides mobile voice and multimedia services through its nationwide mobile telecommunications network across mainland China and Hong Kong. China Mobile is the largest wireless carrier in China, with 945.50 million subscribers as of June 2021. China Mobile was ranked #25 in Forbes' Global 2000 in 2023.
Eircom Limited, trading as Eir, is a large fixed, mobile and broadband telecommunications company in Ireland. The company, which is currently incorporated in Jersey, traces its origins to the Ireland's former state-owned monopoly telecommunication provider Telecom Éireann and its predecessors, P&T and before the foundation of the state, the telecommunications division of the GPO. It remains the largest telecommunications operator in Ireland and has overseas operations focused on the business and corporate telecom markets in the United Kingdom. The company was in majority state ownership until 1999, when it was privatised through a floatation on the Irish and New York Stock Exchanges.
A mobile virtual network operator (MVNO) is a wireless communications services provider that does not own the wireless network infrastructure over which it provides services to its customers. An MVNO enters into a business agreement with a mobile network operator to obtain bulk access to network services at wholesale rates, then sets retail prices independently. An MVNO may use its own customer service, billing support systems, marketing, and sales personnel, or it could employ the services of a mobile virtual network enabler (MVNE).
Globe Telecom, Inc., commonly shortened as Globe, is a major provider of telecommunications services in the Philippines. The company operates the largest mobile network in the Philippines and one of the largest fixed-line and broadband networks. As of November 2023, Globe has 54.7 million subscribers, making it the second largest network in terms of subscriber base.
Chunghwa Telecom Company, Ltd. is the largest integrated telecom service provider in Taiwan, and the incumbent local exchange carrier of PSTN, Mobile, and broadband services in the country.
WIND Hellas was a Greek integrated telecommunications provider with headquarters in Athens, Greece.
Far EasTone Telecommunications is a telecommunications company based in Taiwan. It is the third largest behind Chunghwa Telecom and Taiwan Mobile.
Telecommunication Company of Iran, or TCI, is the fixed-line incumbent operator in Iran offering services in fixed telephony, DSL and data services for both residential and business customers, all throughout the country. It was established in 1971 with a new organizational structure as the main responsible administration for the entire telecommunication affairs.
Numericable was a major French cable operator and telecommunications services company. Numericable was originally created in 2007 from the merger between former competitors Noos and NC Numericable networks. Numericable Group SA was founded in August 2013 to act as the parent company of Numericable group companies and to offer its shares on the stock exchange. The company provides cable broadband services in France, Luxembourg and Portugal, offering digital and analog television, Internet, and phone services to homes. From 2008, Numericable also offered mobile telephone services to its customers.
Neuf Cegetel was a French wireline telecommunications service provider and a mobile virtual network operator (MVNO). It offered various telecommunications services to consumers, enterprises and wholesale customers, ranking second in the country in annual revenues. It was legally established in 2005 following the completion of the merger between Neuf Telecom and Cegetel. As of June 2008, the company became a wholly owned subsidiary of SFR, and the brand disappeared commercially.
Hutchison Asia Telecom Group or HAT, is a division of Hong Kong-based multinational conglomerate CK Hutchison Holdings. The division provides telecommunications services to several Asian countries. The division was formerly incorporated as Hutchison Telecommunications International Limited, known as Hutchison Telecom or HTIL in short. It was an offshore company in the Cayman Islands and a listed company in the Stock Exchange of Hong Kong. It operates GSM, 3G and 4G mobile telecommunications services in Indonesia, Sri Lanka and Vietnam under brands 3, Hutch and Vietnamobile.
VEON Ltd. is a Dutch-domiciled multinational telecommunication services company. It predominantly operates services in the regions of Asia, Africa and Europe. It is the 13th largest mobile network operator in the world by number of subscribers. The company operates in six markets including Bangladesh, Kazakhstan, Kyrgyzstan, Pakistan, Ukraine and Uzbekistan, VEON announced the sale of its Russian operations on 24 November 2022. VEON's brands include Kyivstar, Jazz Pakistan, Banglalink and others.
GTT Communications, Inc. (GTT), formerly Global Telecom and Technology, is a multinational telecommunications company and managed network and security service provider headquartered in Arlington, Virginia. GTT operates a Tier 1 IP network and provides Internet; wide area networking, SD-WAN; network security, managed services; and voice and video transport services.
Viatel Inc., founded in the United States in 1991, was a Nasdaq-quoted technology company which operated fiber optic networks in several countries, including in the United Kingdom during the mid-1990s. Viatel Technology Group, a Dublin-based technology company focused primarily on the Irish market, was founded from some of the elements of Viatel Inc. following acquisition by Digiweb in 2013.
Araxxe is a French-based company that specialises in fraud related services. The two best known services are fraud detection and revenue assurance, typically offered to telecommunication companies. Araxxe is based in Lyon, France, and was founded in 2005.
Cellnex Telecom is a Spanish wireless telecommunications infrastructure and services company with up to 135,000 sites -including forecast roll-outs up to 2030- throughout Europe. Its activity is divided into four main areas: services for telecommunications infrastructures; audiovisual broadcasting networks; security and emergency network services; and solutions for the intelligent management of urban infrastructures and services.
