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Area code 781 and 339 are telephone area codes in the North American Numbering Plan for the U.S. state of Massachusetts. The numbering plan area consists of Boston ’s inner suburbs, known as the Route 128 corridor, and some outer suburbs, especially in the South Shore region. It was created as in an area code split of area code 617 on ...
A telephone line or telephone circuit (or just line or circuit industrywide) is a single-user circuit on a telephone communication system. It is designed to reproduce speech of a quality that is understandable. [1] It is the physical wire or other signaling medium connecting the user's telephone apparatus to the telecommunications network, and ...
Computer Consoles Inc. or CCI was a telephony and computer company located in Rochester, New York, United States, which did business first as a private, and then ultimately a public company from 1968 to 1990. CCI provided worldwide telephone companies with directory assistance equipment and other systems to automate various operator and ...
Telephone number mapping is a system of unifying the international telephone number system of the public switched telephone network with the Internet addressing and identification name spaces. Internationally, telephone numbers are systematically organized by the E.164 standard, while the Internet uses the Domain Name System (DNS) for linking ...
The Communications Assistance for Law Enforcement Act ( CALEA ), also known as the "Digital Telephony Act," is a United States wiretapping law passed in 1994, during the presidency of Bill Clinton (Pub. L. No. 103-414, 108 Stat. 4279, codified at 47 USC 1001–1010). CALEA's purpose is to enhance the ability of law enforcement agencies to ...
List of telephone operating companies. This list identifies the fixed line operators and the mobile operators for the top 200 most populous countries in the world. The list of countries and their populations is from List of countries by population. The CIA World Factbook is cited as the standard reference for the number of main lines for each ...
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