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Neustar, Inc
Based in Sterling, VA, Neustar is a leading neutral third party provider of mission-critical services to telecommunications, cable companies and Internet service providers around the world. Neustar enables the interoperability and convergence of service provider networks, operating the authoritative registry of all North American telephone numbers and administering the database services relied upon by all carriers in the United States and Canada to route billions of telephone calls daily. Neustar also operates the .US registry-- "America's Internet Address®". NeuLevel®, Neustar's subsidiary, operates the .BIZ registry, the world's first top-level domain dedicated exclusively to business. Over 4000 telecommunications and service providers currently rely upon Neustar's services.
 
NANPA
North American Number Plan Administration (NANPA) - Neustar is the keeper of the phone numbering system for customers throughout the United States, Canada, Bermuda, and many of the Caribbean islands. It's the centralized source for assigning all area codes and central office codes, coordinating area code relief as the demand for numbers increases. As designated in Neustar's agreement with the Federal Communications Commission and the North American Numbering Plan Council, Neustar ensures timely, equitable and efficient administration of the rapidly growing number of requests for area codes and central office codes.
 
NPAC
Local Number Portability Administration (LNPA) - Neustar manages the registry that allows  customers to keep their existing phone numbers when switching local service providers. Its operation of the Number Portability Administration Center (NPAC) in Sterling, VA provides a master registry of routing information that interfaces with local and long distance carriers. 

ESQK Administration
The Neustar Pooling Administrator, acting as the Interim Routing Number Authority Administrator (IRNA), is charged with administration and assignment of Emergency Service Query Keys (ESQKs), which are used for routing and retrieval of automatic location information for nomadic VoIP 911 calls. The Neustar Pooling Administrator will administer these resources pursuant to the terms of the Interim Assignment Guidelines issued by the North American Numbering Council for administration of pseudo Automatic Number Identification codes, as modified by the Wireline Competition Bureau’s letter of September 8, 2006.
 



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