TELEPHONE COMPANY

A 'telephone company' (or 'telco') provides telecommunications services such as telephony and data communications. Most of the largest telcos are or were at one time nationalized or state-regulated monopolies. These monopolies are often referred to, primarily in Europe, as PTTs.
Telcos are also known as common carriers and local exchange carriers. With the advent of cellular telephony, telcos now include wireless carriers, or network operators.
Most telcos now also function as ISPs, and the distinction between telco and ISP may disappear completely over time, as the current trend for supplier convergence in the industry continues.
On the original Saturday Night Live, guest host comedian Lily Tomlin satirized the attitude of the Bell System, which held monopoly control of the telephone industry in America, with a skit in which she played one of her trademark characters, telephone operator Ernestine. In the skit, she disconnects the phone service for a large area, and utters the now-famous quote:
:''"We don't care.''
:''We don't have to.''
:''We're the phone company."''
Telcos include:

Aliant

ALLTEL

Amena (now part of Orange)

AIRTEL, the leading telco in India

AT&T ([1] for Pre-merger with SBC)

BC TEL (now part of Telus)

Belgacom

Bell Atlantic (Merged with GTE, now Verizon)

Bell Labs

Bell Canada ''(see also List of Canadian telephone companies)''

BellSouth (bought-out by AT&T)

BroadVoice

Bharat Sanchar Nigam Limited

BT

Bulgarian Telecommunications Company (BTC)

B-Mobile

Cable and Wireless

CANTV

Celcom (Malaysia)

CenturyTel

China Telecom

China Netcom

China Unicom

China Mobile

Chunghwa Telecom

Cincinnati Bell

Cricket Communications

CityTel

Commonwealth Telephone (Merged with Citizens Communications in March 2007)

Deutsche Telekom

Deltacom

DiGi Telecommunications (Malaysia)

Du (United Arab Emirates)

Edutel

Energis (Merged with Cable and Wireless)

Engin

Entel

embarq (landline phone provider, spun-off from Sprint Nextel Corp)

Etisalat (United Arab Emirates)

France Télécom

Frontier (company)

GLOBUL

GTE (Merged with Bell Atlantic, now Verizon)

ITT Corporation

Jersey Telecom (formerly Jersey Telecoms)

Just Dial Communications

KPN

Korea Telecom

Leap Wireless International Inc

Level 3

Magyar Telekom (formerly MATÁV)

Maxis Communications (Malaysia)

MCI (MCI WorldCom) (Merged with Verizon)

Network America

NTT

NYNEX (Verizon buyout)

Orange

Orbitel (Bulgaria)

OTE

Portugal Telecom

Romtelecom (Romania)

Qwest

Sasktel

SBC Communications (Merged with AT&T)

SFR

Iceland Telecom

SingTel (Singapore)

Sprint Nextel Corporation (only a wireless provider, see embarq for landline services)

StarHub (Singapore)

SunRocket

Swisscom

Telcel

Telecom Egypt SAE

Telecom Italia

Telecom New Zealand

Tele2

Telefónica

Teleglobe

Telekom Austria

Telemar

Telenor

Telkom (South Africa)

Telkom (Indonesia)

Telfort

Telia

Telmex

Telstra

TELUS

Thus (formerly Scottish Telecom)

TPSA (Telekomunikacja Polska SA)

T-Mobile

US West (now Qwest)

Verizon

Videotron

Videsh Sanchar Nigam Ltd

Vodafone

Vonage

Voxbone

VTR Globalcom

Windstream

WorldCom (mergered with MCI)

Yourphone

Contents
See also

See also


Airtel

PSTN

VoIP Voice over Internet Protocol

ITSP Internet Telephony Service Provider

CLEC

ILEC

RBOC

List of mobile network operators

Mobile network operator

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