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About the NPAC (Number Portability Administration Center)

The NPAC System is part of the infrastructure for the telecommunications industry, providing the portability that supports the continued convergence of wireline, wireless, voice over Internet protocol (VoIP) and IP communications. Today, the NPAC is the world’s largest number portability registry, managing over 500 million telephone numbers for over 2,000 carriers across the U.S. and Canada . The NPAC has been administered by CIS-Lockheed ... Read More »