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Local exchange carrier (LEC) is a regulatory term in telecommunications for the local telephone company. In the United States , wireline telephone companies are divided into two large categories: long-distance ( interexchange carrier , or IXCs) and local (local exchange carrier, or LECs).
In the following states and regions, the primary local carrier is not an RBOC: Lumen Technologies, in addition to its role as the BOC in the areas of 14 states gained from its acquisition of Qwest, Lumen serves other non-ex-Bell local exchanges in those states, as well as some in Florida and the Las Vegas metropolitan area in Nevada.
A competitive local exchange carrier (CLEC), in the United States and Canada, is a telecommunications provider company (sometimes called a "carrier") competing with other, already established carriers, generally the incumbent local exchange carrier (ILEC).
An incumbent local exchange carrier is a local exchange carrier (LEC) in a specific area that on the date of enactment of the Telecommunications Act of 1996 , provided telephone exchange service on the date of enactment, was deemed to be a member of the National Exchange Carrier Association pursuant to the Code of Federal Regulations (C.F.R ...
Class 5 telephone switches, which provide end-office services in exchange areas, use the Signaling System 7 (SS7) signaling protocol to query the database. [ 2 ] The data submitted to the Line Information Database is maintained by a customer's carrier, and most incumbent local exchange carriers (ILECs) like the Baby Bells , and competitive ...
Local number portability (LNP) for fixed lines, and full mobile number portability (FMNP) for mobile phone lines, refers to the ability of a "customer of record" of an existing fixed-line or mobile telephone number assigned by a local exchange carrier (LEC) to reassign the number to another carrier ("service provider portability"), move it to another location ("geographic portability"), or ...
A "Baby Bell" is a local telephone company in the United States that was in existence at the time of the breakup of AT&T into the resulting Regional Bell Operating Companies (RBOCs). Sometimes also referred to as an "ILEC" (Incumbent Local Exchange Carrier) they were the former Bell System or Independent Telephone Company responsible for ...
The National Exchange Carrier Association is a profit association created in 1984 by the Federal Communications Commission to administer the fees that long distance companies pay to access local telephone networks in the United States.