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Customer proprietary network information (CPNI) is the data collected by telecommunications companies about a consumer's telephone service. [1] It includes the time, date, duration and destination number of each call, the type of network a consumer subscribes to, and certain other information that appears on the consumer's telephone bill. [2]
Within four years, 201 was close to exhaustion once again due to the proliferation of cell phones, pagers and fax machines. On June 1, 1997, Essex and Passaic counties, home to Newark and Paterson, respectively, the state's largest and third-largest cities, as well as Morris and Sussex counties were split off with area code 973 .
Telephone numbers listed in 1920 in New York City having three-letter exchange prefixes. In the United States, the most-populous cities, such as New York City, Philadelphia, Boston, and Chicago, initially implemented dial service with telephone numbers consisting of three letters and four digits (3L-4N) according to a system developed by W. G. Blauvelt of AT&T in 1917. [1]
Location. Relatives. Estimated income. Properties owned. ... GreatPeopleSearch is a user-friendly free reverse phone number lookup site that provides searchers with fast and accurate results.
Area codes 876 and 658 are telephone area codes in the North American Numbering Plan (NANP) for Jamaica.. Having telephone service to the United States as early as 1936, it was not until 1962 that Jamaica had a high-capacity link for dial service to the US network, which was operated as part of the NANP numbering plan area 809. 809 was designated for parts of the Caribbean region in 1958, and ...
The additional demands for PCS and cellular phone numbers helped necessitate the 831/408 area code split, the 650/415 split, and the earlier 510/415 split. Part of the previous dialing plan included a mass calling prefix for radio station contests, introduced in the 1960s because some contests put unacceptable loads on the Bay Area's telephone ...
The proliferation of cell phones, pagers, fax machines, and dial-up Internet connections made it obvious that the Golden Horseshoe needed another area code. Automatic number identification (ANI) in some central office switching systems in the numbering plan area started operation on October 11, 1992. The new area code entered service on October ...
Kennesaw State opted to use 470-578 (KSU) as their number prefix for the new phone numbers, outside of the normal geographical calling area for Kennesaw; 470-578 numbers are based in Atlanta Northeast [6] and Kennesaw State is located in the Atlanta Northwest calling area. [7]