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Local telephone service is the provision of telecommunications networks and services within a limited geographic region.
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Traditionally, local telephone service was provided by small companies based in given cities and towns as opposed to larger, national or international companies. Telephone calls outside of the local area provided for by these companies were patched through long distance networks that were, until de-regulation, operation mainly by AT&T. Some providers of local services were regional Bell operating companies, but not all local telephone companies were a regional Bell operating company or tied to one at the local level, especially after de-regulation of 1996. After de-regulation, these regional Bell operating companies continued providing the same technical services despite being under a different type of corporate structure.
Many communities in the United States had local telephone companies and in rural areas, up until around the early 1980s (perhaps later in some cases) party lines were commonplace. The local telephone company was responsible for providing equipment and services to their customers in most cases although over time, as technology changed, so did the nature of the technical services thus provided.
At one time telephones were leased from the local phone company rather than sold outright to customers. Many customers had rotary telephones that were leased prior to the 1980s. Customers in some instances ended up paying tenfold the value of their phones as they leased them for decades—though the lease system was not set up to encourage this situation. Local telephone companies also provided PBX (Private Branch Exchange) services for local businesses that needed these switchboard and internal telecommunications services. Local telephone companies more recently become involved in providing Internet by DSL and dial-up services.
Local telephone wires terminate at the central office (telephone exchange), a structure containing the hardware needed to switch calls among local lines and long distance networks. Thus, when a call was placed by a customer outside the local calling area, the central office would switch the call to the respective long distance network. As technology advanced, central offices offered more services and their technical abilities improved. Services such as Caller ID, call return call-waiting, three-way calling, and voice-mail were first offered via central office-based technology although later PBXs also provided them. The role of the local phone company includes serving a given community and interfacing with the large long distance carriers. Prior to the advent of cell phones, most phone calls were made via landlines and local companies were thereby involved in some capacity in this communication. Deregulation and especially cell phones have reduced the need for local telephone services while Digital subscriber line Internet service and other services give local companies new roles in the telecommunications industry.
A landline telephone (also known as land line, land-line, main line, home phone, landline, fixed-line, and wireline) refers to a phone that uses a metal wire or fibre optic telephone line for transmission as distinguished from a mobile cellular line, which uses radio waves for transmission.
In 2003, the CIA reported approximately 1.263 billion main telephone lines worldwide. China had more than any other country at 350 million and the United States was second with 268 million. The United Kingdom has 23.7 million residential fixed homephones. The 2013 statistics show that the total number of fixed-telephone subscribers in the world was about 1.16 billion. The number of landline subscribers continuously decreases due to upgrades in digital technology and the conveniences that come with switching to wireless (cellular) or Internet-based alternatives.
A fixed phone line (a line that is not a mobile phone line) can be hard-wired or cordless.
Fixed wireless refers to the operation of wireless devices or systems in fixed locations such as homes. Fixed wireless devices usually derive their electrical power from the utility mains electricity, unlike mobile wireless or portable wireless, which tend to be battery-powered. Although mobile and portable systems can be used in fixed locations, efficiency and bandwidth are compromised compared with fixed systems. Mobile or portable, battery-powered wireless systems can be used as emergency backups for fixed systems in case of a power blackout or natural disaster.