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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.
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.
China Telecommunications Corporation (中国电信集团有限公司), known as its trading name China Telecom, is a Chinese state-owned telecommunication company. It is the largest fixed-line service and the third largest mobile telecommunication provider in China.
Vodafone Group Plc is a British multinational telecommunications company. Its registered office and global headquarters are in Newbury, Berkshire, England. It predominantly operates services in Asia, Africa, Europe, and Oceania.
SK Telecom Co., Ltd., abbreviated as SKT is a South Korean wireless telecommunications operator and former film distributor and is part of the SK Group, one of the country's largest chaebols. It leads the local market with 50.5 percent share as of 2008. SK Telecom is the largest wireless carrier in South Korea, with 27.019 million subscribers as of Q4 2017.
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.
Tata Teleservices Limited along with its subsidiary Tata Teleservices (Maharashtra) Limited is an Indian internet services provider and IT services company headquartered in Mumbai, India. It is listed on BSE and NSE in India.
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.
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.
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. VEON is listed on Nasdaq in New York and Euronext in Amsterdam. The company has thousands of shareholders, both domestic and international.
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.
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.
Now Telecom Company, Inc. is a telecommunications firm based in the Philippines. The company provides broadband and fiber-optic communication services to upper-class residential and commercial areas in Metro Manila under the Now Fiber Air brand. The firm, along with Now Corporation and News and Entertainment Network Corporation (NEWSNET), formed the unified Now Network service.
