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The ATIS Document Center is your leading resource for technical operations standards for the global ICT industry that are produced by ATIS Committees and Forums.

Featured ATIS Standard

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ATIS-1000071, Technical Report on a Nationwide Number Portability Study.
(Paper Copy $35.00; Electronic Download $0.00)

About: This Technical Report outlines the characteristics of the current U.S. local number portability implementation based on use of the Location Routing Number (LRN) method and explores different approaches for implementing Nationwide Number Portability (NNP) and their impacts.

For more information, please contact Alexandra Mastrogiuseppe-Cribbin at



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