NANC Report Numbering Oversight Working Group (NOWG) December 15, 2011 Tri-Chairs: Laura Dalton, Verizon Communications Natalie McNamer, T-Mobile USA Gwen Zahn, Verizon Wireless

Contents 2011 NANPA and PA Performance Surveys NANPA Change Orders PA Change Orders Co-Chair Position NOWG Participating Companies Meeting Schedule 212/15/2011

NANPA and PA Performance Surveys Finalized Surveys –Pooling Administrator 2011 Cover Letter and Annual Performance Feedback Survey –NANP Administrator 2011 Cover Letter and Annual Performance Feedback Survey Timeline: –Survey deployment - January 3, 2012 –Responses due - January 31, 2012 –NOWG presentation of draft performance reports to the FCC – May, 2012 –NOWG formal presentation of performance reports to NANC – June 7, /15/2011

4 Outstanding NANPA Change Orders Change Order Number Date FiledSummaryNOWG StatusFCC ActionScheduled Implementation Date 228/05/2011INC Issue 698: Auto-Populate Total Numbering Resources on TBPAG MTE Form NOWG recommendation to APPROVE to FCC on 09/07/11 PendingTBD 21Initially filed on 8/5/2011. Re-filed on 11/11/2011 INC Issue 710: NANC Action Item “Multi-OCN” Issue NOWG recommendation to APPROVE to FCC 11/30/2011 PendingTBD 12/15/2011

Outstanding PA Change Orders Change Order Number Date FiledSummaryNOWG StatusFCC ActionScheduled Implementation Date 22 8/5/2011INC Issue #698– Auto-Populate Total Numbering Resources on TBPAG MTE Form NOWG recommendation to APPROVE to FCC on 09/07/11 Pending TBD 21Initially filed on 8/5/2011. Re-filed on 11/11/2011 INC Issue #710– NANC Action Item “multi-OCN Issue NOWG recommendation to APPROVE to FCC 11/30/2011 PendingTBD 202/18/2011Proposed Enhancements to PAS NOWG recommendation to APPROVE to FCC on 03/04/11 FCC approved on 6/17/2011 Tentatively scheduled for 6/1/ /27/2011Permanent Routing Number Administrator (p-ANI) NOWG recommendation to APPROVE to FCC on 02/25/11 FCC approved on 6/17/2011 TBD 512/15/2011

Co-Chair Position NOWG co-chairs serve two-year terms, and elections are held annually on a rotational basis. In September, the NOWG held election for one of the co-chair positions. Natalie McNamer was nominated and elected to continue her current role for 2012 and The NOWG respectfully requests the NANC’s concurrence on the election. 612/15/2011

NOWG Participating Companies AT&T CenturyLink Cox Communications EarthLink Business Sprint Nextel T-Mobile USA Verizon Communications / Verizon Wireless Windstream Communications XO Communications 712/15/2011

NOWG Upcoming Meeting Schedule – 2011 MonthActivity Dec 20PA Standing Agenda Call with NOWG - Conference Call 1 pm Eastern, 1 hr NANPA Standing Agenda Call with NOWG - Conference Call 2 pm Eastern, 1 hr * *NOWG-Only Monthly Call following Calls with the Administrators 812/15/2011

NOWG Upcoming Meeting Schedule – 2012 MonthActivity Jan17PA Standing Agenda Call with NOWG - Conference Call 1 pm Eastern, 1 hr NANPA Standing Agenda Call with NOWG - Conference Call 2 pm Eastern, 1 hr * Feb 21PA Standing Agenda Call with NOWG - Conference Call 1 pm Eastern, 1 hr NANPA Standing Agenda Call with NOWG - Conference Call 2 pm Eastern, 1 hr * Mar 20PA Standing Agenda Call with NOWG - Conference Call 1 pm Eastern, 1 hr NANPA Standing Agenda Call with NOWG - Conference Call 2 pm Eastern, 1 hr * Apr 24PA Standing Agenda Call with NOWG - Conference Call 1 pm Eastern, 1 hr NANPA Standing Agenda Call with NOWG - Conference Call 2 pm Eastern, 1 hr * May 15PA Standing Agenda Call with NOWG - Conference Call 1 pm Eastern, 1 hr NANPA Standing Agenda Call with NOWG - Conference Call 2 pm Eastern, 1 hr * Jun 14PA Standing Agenda Call with NOWG - Conference Call 1 pm Eastern, 1 hr NANPA Standing Agenda Call with NOWG - Conference Call 2 pm Eastern, 1 hr * *NOWG-Only Monthly Call following Calls with the Administrators 912/15/2011

NOWG Meetings Contact any of the Tri-Chairs for complete meeting or conference call details: Other meetings for the NOWG may be scheduled as needed beyond what has been identified in this list. NOWG meeting notes and documents are posted at 12/15/201110