NANC Future of Numbering (FoN) Working Group May 16, 2006 Co-Chairs Karen Mulberry, NeustarJames Castagna, Verizon John Cummings, VonageDon Gray, Nebraska PSC

May 16, 2006FoN WG2 Co-Chair Recommendations During a conference call on March 29, 2006 the FoN WG proposed the names of the following individuals be placed before NANC for approval as FoN WG Co-Chairs. Karen Mulberry, NeustarJim Castagna, Verizon John Cummings, VonageDon Gray, Nebraska PUC The group felt that the nature and scope of the work to be undertaken by the FoN WG in developing a report to NANC on the Future of Numbering would benefit from using four Co-Chairs from diverse backgrounds.

May 16, 2006FoN WG3 FoN Mission and Scope Mission To explore changes to the environment, including new and future technologies, the impact of market place and/or regulatory changes and innovations on telephone numbering. Scope: The Working Group will investigate new telephone (North American Numbering Plan - NANP) numbering assignment approaches and future telephone number assignment requirements. The Working Group will identify trends and assess their impact upon numbering resources. The Working Group, if necessary, will analyze potential changes to numbering administration and use common criteria to determine the feasibility and benefit of each and report its findings to the NANC. The Working Group will also analyze various topics that may be given to it from time to time by the NANC and/or FCC.

May 16, 2006FoN WG4 Original 11 Items from November 16, 2004 FoN Meeting Notes Chairman Atkinson expressed interest in the WG discussing the following Why do numbers need to be geographic – is there a number boundary? Impact of nomadic and/or mobile numbers vis-a-vis VoIP and/or cellular – when area codes cease to be meaningful. Do LATAs continue to exist? Do rate centers continue to exist? Marketplace allocation/solutions of numbering resources – buying/selling using a marketplace allocation approach as opposed to regulatory allocation system. Who owns the number? What are the system and network topology impacts? What are the GSM North America issues – Anna Miller? Are there international roaming issues? 10 Digit Dialing? What is the tipping point question?

May 16, 2006FoN WG5 FoN Meeting Summary March 29, 2006 –Selection of co-chairs –Review / Update Project List –Future meetings April 20, 2006 –Reviewed MI PUC contribution on Telematics –Prioritization and categorization of original 11 items Significance of geographic numbers in a nomadic/mobile society Market place approach to the distribution of NANP resources Role of NANP resources in achieving services interoperability Nationwide uniform dialing plan New Services and use of NANP resources –Discussion of how WG items can be organized and assessed

May 16, 2006FoN WG6 FoN Meeting Summary cont May 3, 2006 –Contribution on Video Relay Services (for the deaf) over IP –Update from INC on their work on TRS Video over IP –Contribution on the impact of geographic number portability on numbering policy decisions –Extensive discussions on methods of organizing and reviewing topics to obtain meaningful results for the FoN report

May 16, 2006FoN WG7

May 16, 2006FoN WG8 FoN Meeting Schedule Future meetings are scheduled to complete the initial FoN assignment on the Future of Numbering. May 24, :30 pm for 2 hours June 13, :30 pm for 2 hours (Other meetings for the FoN may be scheduled as needed beyond what has been identified in this list) Contact any of the Co-Chairs for complete meeting details FoN meeting notes, contributions and documents are posted at