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List Of Telephone Operating Companies
This list identifies the largest telecommunications companies by total revenue. For a more thorough list, see the By region section. By total revenue ''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).'' By region * List of telecommunications companies in the Americas * List of telecommunications companies in Asia and Oceania * List of telecommunications companies in Europe * List of telecommunications companies in the Middle East and Africa See also * Telecommunications company * ITU-T * Landline * List of mobile network operators ** List of mobile network operators of the Americas ** List of mobile network operators in Asia and Oceania ** List of mobile network operators in Europe ** List of mobile network operato ...
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Telecommunications
Telecommunication, often used in its plural form or abbreviated as telecom, is the transmission of information over a distance using electronic means, typically through cables, radio waves, or other communication technologies. These means of transmission may be divided into communication channels for multiplexing, allowing for a single medium to transmit several concurrent Session (computer science), communication sessions. Long-distance technologies invented during the 20th and 21st centuries generally use electric power, and include the electrical telegraph, telegraph, telephone, television, and radio. Early telecommunication networks used metal wires as the medium for transmitting signals. These networks were used for telegraphy and telephony for many decades. In the first decade of the 20th century, a revolution in wireless communication began with breakthroughs including those made in radio communications by Guglielmo Marconi, who won the 1909 Nobel Prize in Physics. Othe ...
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Vodafone
Vodafone Group Public Limited Company () is a British Multinational company, multinational telecommunications company. Its registered office and global headquarters are in Newbury, Berkshire, England. It predominantly operates Service (economics), services in Asia, Africa, Europe, and Oceania. , Vodafone owns and operates networks in 15 countries, with partner networks in 46 further countries. Its Vodafone Global Enterprise division provides telecommunications and IT services to corporate clients in 150 countries. Vodafone has a primary listing on the London Stock Exchange and is a constituent of the FTSE 100 Index. The company has a secondary listing on the NASDAQ as American depositary receipts (ADRs). Name The name Vodafone comes from ''voice data fone'' (the latter a sensational spelling of "telephone, phone"), chosen by the company to "reflect the provision of voice and data services over mobile phones". History Racal Telecom: 1980 to 1991 In 1980, Ernest Harrison, th ...
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BCE Inc
BCE Inc., an abbreviation of its former name Bell Canada Enterprises Inc., is a publicly traded Canadian holding company for Bell Canada, which includes telecommunications providers and various mass media assets under its subsidiary Bell Media Inc. Founded through a corporate reorganization in 1983, when Bell Canada, Northern Telecom, and other related companies all became subsidiaries of Bell Canada Enterprises Inc., it is one of Canada's largest corporations. The company is headquartered at 1 Carrefour Alexander-Graham-Bell in the Verdun borough of Montreal, Quebec, Canada. BCE Inc. is a component of the S&P/TSX 60 and is listed on the Toronto Stock Exchange and the American-based New York Stock Exchange. It was ranked as Canada's 17th biggest corporation by revenue as of June 2014, and as the ninth-largest by capitalization as of June 2015. History The Bell Telephone Company of Canada Ltd. was created by an act of Parliament on April 29, 1880. Later known as Bell C ...
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South Korea
South Korea, officially the Republic of Korea (ROK), is a country in East Asia. It constitutes the southern half of the Korea, Korean Peninsula and borders North Korea along the Korean Demilitarized Zone, with the Yellow Sea to the west and the Sea of Japan to the east. Like North Korea, South Korea claims to be the sole legitimate government of the entire peninsula and List of islands of South Korea, adjacent islands. It has Demographics of South Korea, a population of about 52 million, of which half live in the Seoul Metropolitan Area, the List of largest cities, ninth most populous metropolitan area in the world; other major cities include Busan, Daegu, and Incheon. The Korean Peninsula was inhabited as early as the Lower Paleolithic period. Gojoseon, Its first kingdom was noted in Chinese records in the early seventh century BC. From the mid first century BC, various Polity, polities consolidated into the rival Three Kingdoms of Korea, kingdoms of Goguryeo, Baekje, and Sil ...
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KT Corporation
KT Corporation (Hangul: 주식회사 케이티), formerly Korea Telecom, is a South Korean telecommunications company, mobile network operator (MNO) and List of mobile virtual network operators in South Korea, mobile virtual network operator (MVNO). KT is the List of mobile network operators of the Asia Pacific region#South Korea, third-largest wireless carrier in South Korea, with 13.5 million subscribers as of Q4 2023. The formerly fully-state-owned firm (the government's National Pension Service currently owns 12.19% shares and is the largest shareholder) is South Korea's first telecommunications company and is a major supplier of the local landline and broadband internet market, serving about 90 percent of the country's fixed-line subscribers and 45 percent of high-speed Internet users. After selling its wireless affiliate SK Telecom#History, Korea Mobile Telecom in 1994, KT returned to the wireless market with the creation of Personal Communications Service, PCS carrier KTF ...
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China Communications Services
China Communications Services Corporation Limited, known as China Comservice, is a subsidiary of China Telecommunications Corporation. It is engaged in providing telecommunication infrastructure services and outsourcing services to telecommunication operators and government organizations in China. CCS was incorporated in the People's Republic of China in 2006. As a part of the restructuring, China Telecom Group transferred its telecommunication support businesses in Shanghai, Zhejiang, Fujian, Hubei, Guangdong and Hainan to CSS.CCS's H shares were listed on the Hong Kong Stock Exchange in 2006 and they were admitted to the Hang Seng China Enterprises Index from 2007 to 2010. See also *List of telephone operating companies This list identifies the largest telecommunications companies by total revenue. For a more thorough list, see the By region section. By total revenue ''Note: Numbers of total revenues of most telephone operating companies are sourced from Fo ... Refer ...
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BT Group
BT Group plc (formerly British Telecom) is a British Multinational corporation, multinational telecommunications holding company headquartered in London, England. It has operations in around 180 countries and is the largest provider of fixed-line, Internet access, broadband and Mobile telephony, mobile services in the UK, and also provides subscription television and Information technology, IT services. BT's origins date back to the founding in 1846 of the Electric Telegraph Company, the world's first public telegraph company, which developed a nationwide communications network. BT Group as it came to be started in 1912, when the General Post Office, a government department, took over the system of the National Telephone Company becoming the monopoly telecoms supplier in the United Kingdom. The Post Office Act of 1969 led to the GPO becoming a public corporation, Post Office Telecommunications. The ''British Telecom'' brand was introduced in 1980, and became independent of the R ...
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Spain
Spain, or the Kingdom of Spain, is a country in Southern Europe, Southern and Western Europe with territories in North Africa. Featuring the Punta de Tarifa, southernmost point of continental Europe, it is the largest country in Southern Europe and the fourth-most populous European Union member state. Spanning across the majority of the Iberian Peninsula, its territory also includes the Canary Islands, in the Eastern Atlantic Ocean, the Balearic Islands, in the Western Mediterranean Sea, and the Autonomous communities of Spain#Autonomous cities, autonomous cities of Ceuta and Melilla, in mainland Africa. Peninsular Spain is bordered to the north by France, Andorra, and the Bay of Biscay; to the east and south by the Mediterranean Sea and Gibraltar; and to the west by Portugal and the Atlantic Ocean. Spain's capital and List of largest cities in Spain, largest city is Madrid, and other major List of metropolitan areas in Spain, urban areas include Barcelona, Valencia, Seville, ...
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Telefónica
, S.A. () is a Spanish multinational telecommunications company with registered office and headquarters located in two different places, both in Madrid, Spain. It is one of the largest telephone operators and mobile network providers in the world. It provides fixed and mobile telephony, broadband, and subscription television, operating in Europe and the Americas. As well as the brand, it also trades as Movistar, O2, and Vivo. The company is a component of the Euro Stoxx 50 stock market index. On 15 April 2012, Telefónica shut down TVA and Ajacto, which unified the brand into Vivo. History The company was created in Madrid in 1924 as Compañía Telefónica Nacional de España (CTNE) with ITT as one of its major shareholders. In 1945, the state acquired by law a share of 79.6% of the company. This stake was diluted by a capital increase in 1967. Until the liberalization of the telecom market in 1997, Telefónica was the only telephone operator in Spain. It still h ...
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KDDI
() is a Japanese telecommunications operator. It was established in 2000 through the merger of , , and . In 2001, it merged with a subsidiary named Au, which was formed through the merger of seven automotive and mobile phone companies from the DDI-Cellular Group. As of 2020, it is the second-largest mobile telecommunications provider in Japan in terms of the number of contracts, following NTT Docomo. KDDI provides mobile cellular services using the Au brand. ISP network services are provided under the au one net brand, while "au Hikari" is the name under which long-distance and international voice and data communications services and Fiber to the Home (FTTH) services are marketed. ADSL broadband services carry the brand name "ADSL One", and IP telephony over copper is branded as "Metal Plus". History On April 1, 2002, au by KDDI launched 3G networks using CDMA2000 1x technology. On November 28, 2003, au by KDDI launched EV-DO Rev 0 service in the "CDMA 1X WIN" brand, a ...
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Mexico
Mexico, officially the United Mexican States, is a country in North America. It is the northernmost country in Latin America, and borders the United States to the north, and Guatemala and Belize to the southeast; while having maritime boundary, maritime boundaries with the Pacific Ocean to the west, the Caribbean Sea to the southeast, and the Gulf of Mexico to the east. Mexico covers 1,972,550 km2 (761,610 sq mi), and is the List of countries by area, thirteenth-largest country in the world by land area. With a population exceeding 130 million, Mexico is the List of countries by population, tenth-most populous country in the world and is home to the Hispanophone#Countries, largest number of native Spanish speakers. Mexico City is the capital and List of cities in Mexico, largest city, which ranks among the List of cities by population, most populous metropolitan areas in the world. Human presence in Mexico dates back to at least 8,000 BC. Mesoamerica, considered a cradle ...
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América Móvil
América Móvil, S.A.B. de C.V. is a Mexican telecommunications corporation headquartered in Mexico City, Mexico. It is the 7th largest mobile network operator in the world in terms of equity subscribers, as well as one of the largest corporations in the world. América Móvil is a Forbes Global 2000 company. As of 31 December 2023, América Móvil had 310.1 million wireless subscribers, and 73.7 million fixed revenue generating units ("RGUs", consisting of fixed voice, fixed data and Pay TV units). History América Móvil was created when Telmex spun off its wireless mobile activities from its landline and internet activities. The company was founded in late 2000, while company shares were delivered to Telmex shareholders early the following year. On 15 November 2005, the company signed an international pact with Ooredoo to jointly deliver various international services. In 2006, América Móvil made a bid to acquire Verizon's Latin American and Caribbean operations and ...
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