NANPA TECHNICAL REQUIREMENTS DOCUMENT (Description/Specifications) NOVEMBER 2010 Table of Contents Section Page 1. Introduction ......................................................................................................................... 1-1 1.1 Purpose ....................................................................................................................... 1-1 1.2 Scope .......................................................................................................................... 1-1 1.3 Background ................................................................................................................ 1-1 1.4 Attributes .................................................................................................................... 1-2 1.5 Environment ............................................................................................................... 1-4 1.5.1 Regulatory........................................................................................................ 1-4 1.5.2 Federal Advisory Committee ........................................................................... 1-4 1.5.3 Industry Activities............................................................................................ 1-5 General Requirements ........................................................................................................ 2-1 2.1 High-Level Requirements .......................................................................................... 2-1 2.1.1 Assigning and Administering NANP Resources ............................................. 2-1 2.1.2 Accommodating Current and Future Numbering Needs ................................. 2-1 2.1.3 Administrative Resources for Legal, Financial, and Technical Responsibilities .................................................................................................................................... 2-1 2.1.4 Supervision for All Services and Responsibility for Achieving Performance Objectives................................................................................................................... 2-2 2.2 Relationships .............................................................................................................. 2-2 2.2.1 United States .................................................................................................... 2-2 2.2.2 International ..................................................................................................... 2-2 2.3 Administration and Management ............................................................................... 2-2 2.3.1 Requests for Numbering Resources................................................................. 2-2 2.3.2 Service Provider and Regulator Support.......................................................... 2-3 2.3.3 Numbering Resource Optimization.................................................................. 2-3 2.4 Cost Allocation........................................................................................................... 2-3 2.5 Staffing ....................................................................................................................... 2-4 2.6 Telecommunications Requirements ........................................................................... 2-4 2.7 Daily Operations......................................................................................................... 2-4 2.7.1 Inquiry Response.............................................................................................. 2-5 2.7.2 Emergency Notifications.................................................................................. 2-5 i 2.7.3 Holidays ........................................................................................................... 2-5 2.8 Physical Location ....................................................................................................... 2-5 2.9 Travel.......................................................................................................................... 2-6 2.10 Modification of Guidelines ...................................................................................... 2-6 2.11 Audits ....................................................................................................................... 2-7 2.11.1 For Cause Audits of Service Providers .......................................................... 2-7 2.11.2 Other Audits of Service Providers ................................................................. 2-7 2.12 Dispute Resolution ................................................................................................... 2-7 2.13 Data Security ............................................................................................................ 2-8 2.13.1 Limited Access............................................................................................... 2-8 2.13.2 Physical Security............................................................................................ 2-8 2.13.3 Site Visits ....................................................................................................... 2-9 2.13.4 Data Accessibility .......................................................................................... 2-9 2.13.5 Unauthorized Access...................................................................................... 2-9 2.14 Implementation Plan............................................................................................... 2-10 2.15 NANPA Transition to Successor............................................................................ 2-10 2.15.1 Transfer Efficiency....................................................................................... 2-10 2.15.2 Technical Support ........................................................................................ 2-10 2.15.3 Documentation ............................................................................................. 2-10 2.15.4 Transition Plan ............................................................................................. 2-10 2.16 Term of Administration.......................................................................................... 2-11 2.17 Interfaces ................................................................................................................ 2-11 2.17.1 Interface With the Pooling Administrator.................................................... 2-11 2.17.2 Interface With BIRRDS ............................................................................... 2-11 2.17.3 Interface With the Number Portability Administration ............................... 2-11 2.17.4 Interface With the Service Providers ........................................................... 2-12 2.17.5 Interface With the FCC ................................................................................ 2-12 2.17.6 Interface With the State Regulatory Agencies ............................................. 2-12 2.17.7 Interface With the Media ............................................................................. 2-12 2.17.8 Interface With the ITU Technical Standards Bureau................................... 2-13 2.17.9 Interface With the ITU Study Group 2 ........................................................ 2-13 2.18 Mobile Identification Number Block Identifier Administrator.............................. 2-13 2.18.1 MBI Resources............................................................................................. 2-13 2.18.2 NPA Splits.................................................................................................... 2-13 NANP Administration......................................................................................................... 3-1 3.1 Numbering Plan Areas (NPAs) .................................................................................. 3-1 ii 3.2 Central Office (CO) Codes......................................................................................... 3-2 3.3 International Inbound NPA-456 NXX Codes ............................................................ 3-2 3.4 Personal Communications Service (PCS) NPA Codes .............................................. 3-2 3.5 Easily Recognizable Code (ERC) Code 900 NXX Codes ......................................... 3-2 3.6 N11 Service Codes ..................................................................................................... 3-3 3.7 Hearing Impairment Codes-800 855 XXXX Line Numbers...................................... 3-3 3.8 Information Services Codes-555 XXXX Line Numbers............................................ 3-3 3.9 Carrier Identification Codes (CICs) ........................................................................... 3-4 3.10 Vertical Service Codes (VSC).................................................................................. 3-4 3.11 Automatic Number Identification (ANI) II Digits ................................................... 3-5 Central Office Code Administration ................................................................................. 4-1 4.1 Requirements............................................................................................................... 4-1 4.2 Functional Specifications ........................................................................................... 4-1 4.2.1 User Services...................................................................................................