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; the combined company took the name Verizon.
The Regional Bell Operating Companies (RBOC) are the result of United States v. AT&T, the U.S. Department of Justice antitrust suit against the former American Telephone & Telegraph Company. On January 8, 1982, AT&T Corp. settled the suit and agreed to divest its local exchange service operating companies. Effective January 1, 1984, AT&T Corp.'s local operations were split into seven independent Regional Bell Operating Companies known as the Baby Bells.
Cellular One is the trademarked brand name that licenses services used by several cellular service providers in the United States. The brand was sold to Trilogy Partners by AT&T in 2008 shortly after AT&T had completed its acquisition of Dobson Communications. Cellular One was originally the trade name of one of the first mobile telephone service providers.
Alltel Wireless was a wireless service provider, primarily based in the United States. Before acquisitions by Verizon Wireless and AT&T, it served 34 states and had approximately 13 million subscribers. As a regulatory condition of the acquisition by Verizon, a small portion of Alltel was spun off and continued to operate under the same name in six states, mostly in rural areas. Following the merger, Alltel remained the ninth largest wireless telecommunications company in the United States, with approximately 800,000 customers. On January 22, 2013, AT&T announced they were acquiring what remained of Alltel from Atlantic Tele-Network for $780 million in cash.
The Chesapeake and Potomac Telephone Company, usually known as C&P Telephone, is a former d/b/a name for four Bell Operating Companies providing service to Washington, D.C., Maryland, West Virginia, and Virginia.
Northwest Fiber, LLC, doing business as Ziply Fiber, is an American telecommunications company based in Kirkland, Washington. Ziply is a subsidiary of WaveDivision Capital, a private investment company, which is also Kirkland-based. The company started operations on May 1, 2020 when it completed its acquisition of Frontier Communications‘ Northwest operations and assets for $1.4 billion; Frontier sold its Northwest operations after filing for bankruptcy protection in April 2020. Ziply Fiber's footprint covers the Pacific Northwest region, specifically the states of Washington, Oregon, Idaho and Montana. Its key offerings include Fiber internet and phone for residential customers, Business Fiber Internet, and Ziply Voice services for small businesses; and a variety of internet, networking and voice solutions for enterprise customers. The company will also continue to support DSL and grandfathered TV customers. Ziply has stated that it plans on investing $500 million to improve its network and service throughout its footprint. This includes bringing fiber to nearly 85% of its network, which mainly encompasses rural communities. Currently approximately 30% have access to fiber as of June 2020
Frontier North, Inc. is a local telephone operating company owned by Frontier Communications.
Verizon South, Inc. is a Verizon operating company providing local telephone services to portions of Virginia and North Carolina in the United States.
Frontier California, Inc. is a Frontier Communications-owned operating company providing telephone service in former Verizon regions. This included Southern California cities such as Long Beach, Seal Beach, Lakewood, Norwalk and Santa Monica.
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 is an American telecommunications company. The company previously served primarily rural areas and smaller communities, but now also serves several large metropolitan markets. In April 2021, the company was renamed as Frontier Communications Parent.
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 one hundred 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.
Verizon North LLC is a Verizon operating company providing local telephone service to former GTE customers in Pennsylvania.
Frontier Communications ILEC Holdings, Inc. is a company created by Verizon Communications in 2009.
Frontier FiberOptic is a bundled Internet access, telephone, and television service that operates over a fiber-optic communications network in California, Texas, Florida, Indiana, and South Carolina. Service is offered in some areas of the United States by Frontier Communications in areas built out and formerly served by Verizon, using the same infrastructure as its Fios service and continuing to license the FiOS name from Verizon. Other service providers often use fiber optics in the network backbone and existing copper or coax infrastructure for residential users. Frontier's service began in 2009 with the acquisition of portions of Verizon's network, and networked areas expanded through 2015 through similar acquisitions, although some areas do not have service or cannot receive TV and phone service because of franchise agreements.
