GTE Corporation, formerly General Telephone & Electronics Corporation (1955–1982), was the largest independent telephone company in the United States during the days of the Bell System. The company operated from 1926, with roots tracing further back than that, until 2000, when it was acquired by Bell Atlantic; with the combined companies formed under the currently operating Verizon banner.
A Regional Bell Operating Company (RBOC) was a corporate entity created as result of the antitrust lawsuit by the U.S. Department of Justice against the American Telephone and Telegraph Company (AT&T) in 1974 and settled in the Modification of Final Judgment on January 8, 1982.
Area code 562 is a California telephone area code that was split from area code 310 on January 25, 1997. It is the area code for much of southeastern Los Angeles County, including Long Beach, and parts of northern Orange County.
The monopoly position of the Bell System in the U.S. was ended on January 8, 1982. AT&T Corporation proposed by in a consent decree to relinquish control of the Bell Operating Companies, which had provided local telephone service in the United States. AT&T would continue to be a provider of long-distance service, while the now-independent Regional Bell Operating Companies (RBOCs), nicknamed the "Baby Bells", would provide local service, and would no longer be directly supplied with equipment from AT&T subsidiary Western Electric.
AirTouch Communications was an American wireless telephone service provider, created as a spin-off of Pacific Telesis on April 1, 1994. Its headquarters were located in the One California building in the Financial District of San Francisco, California. After a series of mergers, the company's vestiges are now part of Verizon.
Hawaiian Telcom, Inc., is the incumbent local exchange carrier (ILEC) or dominant local telephone company, serving the state of Hawaii. In 2005, Hawaiian Telcom Holdco, Inc., was formed by The Carlyle Group, following its purchase of the Hawaiian Telcom Inc. assets of Verizon Communications. On July 2, 2018, Cincinnati Bell purchased Hawaiian Telcom Holdco, Inc. for $650 Million,
Verizon New England, Inc. is a Bell Operating Company that once covered most of New England but now only serves most of Massachusetts and all of Rhode Island. It was formerly the New England Telephone and Telegraph Company, more commonly known as New England Telephone, which for seven decades served most of the New England area of the United States as a part of the original AT&T. New England Telephone's original coverage area included Maine, New Hampshire, and Vermont as well as Massachusetts and Rhode Island, Verizon has sold off service in the northern three states, which as of 2020 were served by Consolidated Communications.
Embarq Corporation was the largest independent local exchange carrier in the United States, serving customers in 18 states and providing local, long-distance, high-speed data and wireless services to residential and business customers. It had been formerly the local telephone division (LTD) of Sprint Nextel until 2006, when it was spun off as an independent company. Embarq produced more than $6 billion in revenues annually, and had approximately 18,000 employees. It was based in Overland Park, Kansas.
Northwest Fiber, LLC, doing business as Ziply Fiber, is an American telecommunications company based in Kirkland, Washington. Owned by WaveDivision Capital, the company operates fiber-optic broadband services in the Pacific Northwest, serving 1.3 million residential and business customers in Washington, Oregon, Idaho and Montana. It has major offices in Everett, Washington, Beaverton, Oregon, and Hayden, Idaho.
Frontier Southwest Incorporated is a Frontier Communications operating company in Texas. At its peak, Frontier Southwest served Arkansas, Oklahoma, Texas, and New Mexico.
Verizon South, Inc. is a Verizon operating company providing local telephone services to portions of Virginia and North Carolina in the United States.
Frontier North, Inc. is a local telephone operating company owned by Frontier Communications.
Frontier Florida LLC is a Frontier Communications operating company providing telephone service in Florida to former GTE and later Verizon regions.
Frontier Midstates, Inc. is a telephone operating company of Frontier Communications serving Indiana and Michigan. It was originally owned by Contel, and later purchased by GTE, Verizon, and then sold to Frontier.
Frontier Communications Parent, Inc. is an American telecommunications company. Known as Citizens Utilities Company until 2000, Citizens Communications Company until 2008, and Frontier Communications Corporation until 2020, as a communications provider with a fiber-optic network and cloud-based services, Frontier offers broadband internet, digital television, and computer technical support to residential and business customers in 25 states. In some areas it also offers home phone services.
The Bell System was a system of telecommunication companies, led by the Bell Telephone Company and later by the American Telephone and Telegraph Company (AT&T), that dominated the telephone services industry in North America for over 100 years from its creation in 1877 until its antitrust breakup in 1983. The system of companies was often colloquially called Ma Bell, as it held a vertical monopoly over telecommunication products and services in most areas of the United States and Canada. At the time of the breakup of the Bell System in the early 1980s, it had assets of $150 billion and employed over one million people.
Frontier West Virginia, Inc. is one of the original Bell Operating Companies and provides local telephone service in the U.S. state of West Virginia.
