Number Portability User Group

Monitoring the operation of local and mobile number portability in New Zealand


The purpose of the Number Portability User Group is to monitor, maintain and improve the Industry Portability Management System (IPMS) and Local and Mobile Number Portability (LMNP) on behalf of industry.


To provide an on-going forum to manage changes required to the IPMS and LMNP related documentation.

The working party also acts as a forum to address ideas or concerns around LMNP and suggest ways in which processes could be improved.

Date established

April 2007

Working Party Members

Each party to the Number Portability Determination will be entitled to participate in this working party.

The working party is co-ordinated by the Number Portability Co-ordinator. Contact us for more information.

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Number Portability

More information for industry about number portability and IPMS.

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Project Scope for Number Portability User Group


Industry Hub


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