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Call originator - (or calling party, caller or A-party) a person or device that initiates a telephone call by dialling a telephone number.; Call waiting - a system that notifies a caller of another incoming telephone call by sounding a sound in the earpiece.
Landline service is typically provided through the outside plant of a telephone company's central office, or wire center. The outside plant comprises tiers of cabling between distribution points in the exchange area, so that a single pair of copper wire, or an optical fiber, reaches each subscriber location, such as a home or office, at the network interface.
A telephone directory, commonly called a telephone book, telephone address book, phonebook, or the white and yellow pages, is a listing of telephone subscribers in a geographical area or subscribers to services provided by the organization that publishes the directory. Its purpose is to allow the telephone number of a subscriber identified by ...
In some cases, a 411 call from a landline will yield local, national, and sometimes international listings. Most telephone companies permit up to two listings per 411 calls. All wireless carriers offer nationwide listings with 411 except Xfinity Mobile, and some offer additional Enhanced Directory Assistance services.
A business telephone system differs from an installation of several telephones with multiple central office (CO) lines in that the CO lines used are directly controllable in key telephone systems from multiple telephone stations, and that such a system often provides additional features for call handling.
Many landline and mobile phone providers support 611. Some providers who supply other services, such as Internet or cable television, support these other services with 611. While 611 has not been officially designated by the FCC, the code receives nearly 74 million calls annually, making it the most frequently used N11 number in the United States.
Plant testing telephone numbers are carrier-specific, there is no comprehensive list of telephone numbers for ANAC services. In some communities, test numbers change relatively often. [ dubious – discuss ] In others, a major incumbent carrier might assign a single number which provides test functions on its network across an entire numbering ...
In telecommunications, a private line is typically a telephone company service that uses a dedicated, usually unswitched point-to-point circuit, but it may involve private switching arrangements, or predefined transmission physical or virtual paths.