Nicknamed Bellcore, it was a consortium established by the Regional Holding Companies upon their separation from AT&T. It later received the name Bell Communications Research. Iconectiv was established on October 20, 1983, as Central Services Organization as part of the 1982 Modification of Final Judgment that broke up the Bell System. In that capacity, iconectiv manages the Number Portability Administration Center (NPAC), the system that supports the implementation of local number portability.

It provides numbering services in more than a dozen countries, including serving as the Local Number Portability Administrator (LNPA) for the United States. Headquartered in Bridgewater, New Jersey (U.S.), iconectiv provides network and operations management, numbering, registry and fraud prevention services for the global telecommunications industry. It also pioneered the prepaid charging system and the Intelligent Network. The business was acquired by Ericsson in 2012, then restructured and rebranded as iconectiv in 2013.Ī major architect of the United States telecommunications system, the company pioneered many services, including caller ID, call waiting, mobile number portability, and toll-free telephone (800) service. Known as Bellcore after its establishment in the United States in 1983 as part of the break-up of the Bell System, the company's name changed to Telcordia Technologies after a change of ownership in 1996. Iconectiv is a supplier of network planning and network management services to telecommunications providers.

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