Telephone company

telecommunications companytelephone companiestelcotelcostelecommunications companiestelecommunications operatorcarriersphone companiesphone companytelecom
A telephone company, also known as a telco, telephone service provider, or telecommunications operator, is a kind of communications service provider (CSP) (more precisely a telecommunications service provider or TSP) that provides telecommunications services such as telephony and data communications access.wikipedia
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Common carrier

carriercommon carrierscommon-carrier
Telephone companies are common carriers, and in the United States are also called local exchange carriers.
Public airlines, railroads, bus lines, taxicab companies, phone companies, internet service providers, cruise ships, motor carriers (i.e., canal operating companies, trucking companies), and other freight companies generally operate as common carriers.

Bell Telephone Company

Bell TelephoneAmerican BellAmerican Bell Telephone Company
In 1913, a telephone trust ended and more than 20,000 independent telephone companies were able to use the trunk lines of Bell Telephone Company.
The American Bell Telephone Company evolved into the American Telephone & Telegraph Company (AT&T), at times the world's largest telephone company.

Zak McKracken and the Alien Mindbenders

Zak McKracken
In the 1988 video game Zak McKracken and the Alien Mindbenders, The Phone Company (TPC) was used by the Caponian aliens to secretly reduce the intelligence of humans.
The plot follows Zak (full name Francis Zachary McKracken), a writer for the National Inquisitor, a tabloid newspaper (the name is a thinly veiled allusion to the National Enquirer); Annie Larris, a freelance scientist; along with Melissa China and Leslie Bennett, two Yale University coed students, in their attempt to prevent the nefarious alien Caponians (who have taken over "The Phone Company", an amalgamation of various telecommunication companies around the world) from slowly reducing the intelligence of everybody on Earth by emitting a 60 Hz "hum" from their "Mind Bending Machine".


Many telephone companies were at one time government agencies or privately owned but state-regulated monopolies.
It is the largest cable company and home Internet service provider in the United States, and the nation's third largest home telephone service provider.

Telecommunications service provider

telecomtelecommunicationstelecommunications provider
A telephone company, also known as a telco, telephone service provider, or telecommunications operator, is a kind of communications service provider (CSP) (more precisely a telecommunications service provider or TSP) that provides telecommunications services such as telephony and data communications access.
Telephone company

Public switched telephone network

PSTNtelephone networkpublic telephone network
Public switched telephone network
The task of building the networks and selling services to customers fell to the network operators.

Mobile network operator

wireless carriernetwork operatoroperator
With the advent of mobile telephony, telephone companies now include wireless carriers, or mobile network operators.
Telephone company

List of telephone operating companies

List of telephone operating companies § Japantelecom companiesBrazilian telecommunications
List of telephone operating companies
Telephone company

Telia Company

TeliaSoneraTelia Stofa
Telia Company AB (formerly TeliaSonera) is a Swedish dominant telephone company and mobile network operator present in Sweden, Finland, Norway, Denmark, Lithuania, Latvia and Estonia.

Vodafone Italy

VodafoneVodafone ItaliaVodafone Italia S.p.A.
Vodafone Italia S.p.A. (former Omnitel Pronto-Italia and Vodafone-Omnitel N.V. now branded Vodafone Italia) is an Italian telephone company, which has approximately 26,000,000 mobile customers with a market share of 29,5% (placing itself just behind TIM) and 2,300,000 customers on fixed lines with a market share of 10,2% (behind Telecom Italia and Infostrada).

Cincinnati Bell

BellCincinnati Bell FiOpticsCincinnati Bell Telephone Company
Cincinnati Bell is the dominant telephone company for Cincinnati, Ohio, its nearby suburbs, and the Dayton metropolitan area in the U.S. states of Ohio, Indiana and Kentucky.

Fox Sports Networks

FSNFox Sports NetFox Sports
Depending on their individual team rights, some Fox Sports Networks maintain overflow feeds available via digital cable, telco and satellite providers in their home markets, which may provide alternate programming when not used to carry game broadcasts that the main feed cannot carry due to scheduling conflicts.

Automatic number announcement circuit

ANAC958-ANACautomatic number announcement
An automatic number announcement circuit (ANAC) is a component of a central office of a telephone company that provides a service to installation and service technicians to determine the telephone number of a line.


Tele2 AB is a European telecommunications operator headquartered in the Kista Science City, Stockholm, Sweden.

List of Canadian telephone companies

Canadian telecommunicationCanadian telephone companies
This is a list of telephone companies in Canada.


Gibtelecom is the largest telecommunications provider in the British overseas territory of Gibraltar.

Mercury Communications

MercuryMercury Communications LtdMercury International Group plc
Mercury Communications was a national telephone company in the United Kingdom, formed in 1981 as a subsidiary of Cable & Wireless, to challenge the then-monopoly of British Telecom (BT).

América Móvil

America MovilClaro SportsAmerica Movil S.A.B. de C.V. Series L
América Móvil is a Mexican telecommunications corporation headquartered in Mexico City, Mexico.

China Unicom

China United Network CommunicationsChina Unicom (Hong Kong) LimitedChina’s Unicom
China United Network Communications Group Co., Ltd. or China Unicom (CUniq in short) is a Chinese state-owned telecommunications operator of China.


NYNEX CorporationNYNEX Science & Technology
NYNEX Corporation was a telephone company that served five New England states (Maine, Massachusetts, New Hampshire, Rhode Island and Vermont) as well as most of New York state from January 1, 1984 to August 14, 1997.

Pacific Bell

Pacific Telephone & TelegraphPacific Telephone and Telegraph CompanyAT&T
The Pacific Bell Telephone Company (Pacific Bell) is a telephone company that provides telephone service in California.

Telecom Argentina

PersonalTelecomArgentina Telecom
Telecom Argentina S.A. is the major local telephone company for the northern part of Argentina, including the whole of the city of Buenos Aires.


*astTECS is an Indian telecom company, which provides enterprise telecom products and Asterisk based Open Source communication solution, headquartered in Bangalore, India.

Class-4 telephone switch

Class 4tandem switchtandem
A class-4, or tandem, telephone switch is a U.S. telephone company central office telephone exchange used to interconnect local exchange carrier offices for long distance communications in the public switched telephone network.