1. NANC Report Numbering Oversight Working Group (NOWG) November 30, 2006 Co-Chairs: Rosemary Emmer, Sprint Nextel Natalie McNamer, T-Mobile Karen Riepenkroger, Sprint Nextel

2. 11/30/2006NOWG NANC Report2 Contents NOWG Members Mission and Responsibilities NANPA and PA 2006 Performance Surveys Change Orders NOWG Co-Chairs NOWG Meeting Schedule

3. 11/30/2006NOWG NANC Report3 NOWG Members Wireline Members –AT&T –Bell South Communications –Embarq –Level 3 –Qwest –Verizon –Windstream Wireless Members –Cingular –Sprint Nextel –T-Mobile –Verizon Wireless

4. 11/30/2006NOWG NANC Report4 Mission and Responsibilities The NOWG oversees the NANPA and the PA to ensure compliance with the technical requirements, industry guidelines, FCC and State Regulatory directives. The NOWG prepares two Annual Performance Reports, one for the NANPA and one for the PA, based upon results compiled from annual performance survey results, annual operational reviews and NOWG observations. The NOWG receives various directives assigned by the NANC for analysis and recommendation. The NOWG reviews and prepares a recommendation to the FCC for change orders submitted by the NANPA and PA.

5. 11/30/2006NOWG NANC Report5 NANPA and PA 2005 Performance Report The 2005 Performance Reports were distributed and approved via email by the NANC in June, 2006 Final Reports were submitted to the FCC on June 23, 2006

6. 11/30/2006NOWG NANC Report6 NANPA and PA 2006 Performance Evaluation Surveys Reviewed 2005 NANPA/PA Performance Surveys for modifications and streamlining. 2006 Draft Performance Surveys distributed to NANPA and PA for comments. 2006 Draft Performance Surveys and cover letter distributed to NANC for comments and approval. –The NOWG is requesting NANC feedback by December 15 th 2006 Performance Surveys to be distributed to industry in January 2007.

7. 11/30/2006NOWG NANC Report7 NANPA/PA 2007 Performance Evaluation Proposed Schedule DateActivity February 28, 2007NANPA and PA Surveys Due March 2007NANPA Operational Review in Sterling, VA April 2007PA Operational Review in Concord, CA April 2007NOWG Meeting in Denver to Prepare NANC and PA Performance Reports May 2007 NOWG Share Preliminary Results with the FCC, the NANPA and the PA in Washington, DC June 2007NOWG Presents Final Performance Reports on NANPA and PA at NANC Meeting The following table provides the preliminary timeline (by month) of NOWG activities for completing the NANPA and PA annual performance reports.

8. 11/30/2006NOWG NANC Report8 NANPA Change Order #6 Recommendation New Change Order submitted on 07/07/2006. Change Order #6 was issued in response to INC Issue 517 for the NANPA to deny NXX Assignments to a Service Provider that has opted into Pooling in a Voluntary Rate Center. NOWG reviewed and recommended that this change order be approved. This recommendation was provided to the FCC on July 20, 2006.

9. 11/30/2006NOWG NANC Report9 NANPA Change Order #7 Recommendation New Change Order submitted on 09/25/2006. Change Order #7 was issued in response to an INC guideline change (INC Issue 454), which makes changes to the 900 NXX Assignment Guidelines, as well as the 900 NXX Forms (Parts A, B, and C) to clarify the process and requirements for applying for and obtaining additional 900 NXX assignments. NOWG reviewed and recommended that this change order be approved. This recommendation was provided to the FCC on October 3, 2006.

10. 11/30/2006NOWG NANC Report10 PA Change Order #46 Recommendation New Change Order submitted on 09/15/2006. Change Order #46 was issued in response to INC Issue 517. The changes require the Pooling Administrator to produce daily information that will allow NANPA to determine the specific companies, by OCN, that have opted into pooling in optional pooled rate centers. NOWG reviewed and recommended that this change order be approved. This recommendation was provided to the FCC on September 21, 2006.

11. 11/30/2006NOWG NANC Report11 PA Change Order #47 Recommendation New Change Order submitted on 10/10/2006. Change Order #47 was issued in response to INC Issue 516 to add additional fields to the Part 4 form, making this form more consistent with the NANPA Part 4 form. NOWG reviewed and recommended that this change order be approved. This recommendation was provided to the FCC on October 17, 2006.

12. 11/30/2006NOWG NANC Report12 PA Change Order #48 Recommendation New Change Order submitted on 10/13/2006. Change Order #48 was issued in response to FCC Wireline Competition Bureau Letter dated September 8, 2006 for the Interim p-ANI Administrator. NOWG reviewed and recommended that this change order be approved. This recommendation was provided to the FCC on October 23, 2006.

13. 11/30/2006NOWG NANC Report13 2007 NOWG Chair Positions Two of the three co-chair positions were up for re-election for 2007. NOWG reached consensus to have all three co-chair positions be two year terms. Nominations for both positions were accepted. Paula Hustead (Windstream) was nominated for one of the two open co-chair positions, and Karen Riepenkroger was nominated to continue her current role. No other nominations were presented, Paula Hustead and Karen Riepenkroger were named to these respective roles by acclamation in September 2006.

14. 11/30/2006NOWG NANC Report14 NOWG Meeting Schedule Contact any of the Co-Chairs for complete meeting or conference call details Karen.S.Riepenkroger@sprint.com or Rosemary.Emmer@print.com or Natalie.McNamer@tmobile.com (Other meetings for the NOWG may be scheduled as needed beyond what has been identified in this list) Karen.S.Riepenkroger@sprint.comRosemary.Emmer@print.comNatalie.McNamer@tmobile.com NOWG meeting notes and documents are posted at nanc-chair.org MonthActivity December 20 NANPA Standing Agenda Call with NOWG - Conference Call 2pm Eastern, 2 hrs December 21 PA Standing Agenda Call with NOWG - Conference Call 2pm Eastern, 2 hrs