1. North American Numbering Council (NANC) Billing & Collection Working Group (B&C WG) June 4, 2015 Co-Chairs: Tim Decker, Verizon Rosemary Emmer, Sprint Nextel

2. Mission Statement / Area of Responsibility The Billing and Collection Agent Oversight Working Group (B&C WG) was formed by and reports to the North American Numbering Council (NANC) and is responsible for overseeing the performance of the functional requirements provided by the North American Numbering Plan Billing and Collection Agent (B&C Agent). The B&C WG will investigate/review the performance of the B&C Agent and submit reports at each NANC meeting to fully inform NANC of the B&C Agent’s performance with respect to the functional requirements. The B&C WG will identify and determine the financial impact, feasibility and/or the appropriateness of initiatives/activities that may need to be included in the budget. 2

3. Current Activities/Discussion Topics Monthly Billing and Collections Oversight Monthly Evaluation of Deliverables B&C Agent Contract Budget/Contribution Factor Vendor yearly performance evaluation NANC Action Item 3

4. Contract Renewal The contract expired October 1, 2009. Welch LLP received an extension contract through August, 2015. 4

5. Budget/Contribution Factor The options provided subsidize the funding requirement by using up all of the surplus fund balance. Balance to be funded is: $8,013,821 Anticipated Surplus (at June 30): $1,360,273 Net US Carrier Contribution requirement: $6,653,548 This incudes a $500,000 Contingency fund The estimated revenue base is: $170,915,000,000 The anticipated contribution factor is: 0.0000387 (Note: The NANC approved a contribution factor range via email as a result of the last NANC meeting being cancelled due to weather, and this contribution factor fell in between that range) 5

6. 6 History of NANP Fund Size and Contribution Factor Contribution Factor Per Budget Final/Revised #Original ** Total budgeted expenditures International contribution US contributionsSurplus usedSurplus kept July 2014 to June 20150.0000365 7,041,527 124,399 6,721,855 319,672 - July 2013 to June 20140.0000302 6,442,662 128,592 6,314,070 453,782 - July 2012 to June 20130.0000254 6,187,045 94,923 5,139,392 952,730 - July 2011 to June 20120.000022 5,857,267 94,944 4,620,882 1,141,441 - July 2010 to June 20110.0000181 5,497,882 96,439 4,034,718 1,366,725 - July 2009 to June 20100.0000107 5,348,089 85,415 2,487,497 2,775,177 - July 2008 to June 20090.0000165 5,508,944 82,384 3,895,083 1,531,477 1,198,963 July 2007 to June 20080.0000193 6,605,140 84,821 4,530,185 1,990,084 - July 2006 to June 20070.000021 6,922,608 83,238 4,876,926 1,966,444 - July 2005 to June 20060.0000052 6,903,158 84,050 1,127,108 5,692,000 - July 2004 to June 20050.000021 7,026,013 80,468 4,920,418 2,025,127 4,248,064 July 2003 to June 2004 (revised)0.0000210.000036 9,821,530 114,205 4,902,967 4,804,358 4,000,000 ** includes contingency allowance # Final Factor reflects "Revised" factor if different from Original Source: Factors and amounts compiled by Welch LLP

7. 2014 Performance Evaluation Developed the evaluation consistent with the monthly deliverable matrix. B&C WG evaluates Welch LLP performance monthly. Rating schematic used for performance was Met/Not Met. Scheduled conference calls to gain industry consensus on rating and evaluation. 7

8. 2014 Performance Evaluation The B&C WG considered, reviewed and analyzed the following data while compiling overall evaluation: Monthly deliverables matrix overall score 2014 team meeting materials (from monthly calls) FCC/NANC reports, monthly reports Customer Service, processes Clean-up of receivables B&C WG observations Co-chair interaction with Welch LLP Contribution Factor and Budget related communication/printed material 8

9. 2014 Performance Evaluation Welch LLP rating for 2014 was “MET”. This rating is defined below: Met performance requirement (s) Met requirements in order to be considered successful Performance was competent and reliable Decisions and recommendations were within requirements and expectations 9

10. NANC Action Items Approve Billing and Collection Agent 2014 Performance Evaluation as submitted by B&C WG. 10

11. B&C WG Membership AT&T Cox Sprint CenturyLink Verizon T-Mobile 11

12. Future Meetings/Contact Information Contact the Co-Chairs for complete meeting or conference call details Rosemary.Emmer@sprint.com or Timothy.Decker@verizon.comRosemary.Emmer@sprint.comTimothy.Decker@verizon.com B&C WG meeting notes and documents are posted at: nanc-chair.org Tuesday, June 30, 2015 Tuesday, July 28, 2015 12