North American Numbering Plan Administrator Annual Report 2019 Table of Contents NORTH AMERICAN NUMBERING PLAN ........................................................................ 4 NANP History ........................................................................................................................ 4 North American Numbering Plan Administration ............................................................ 4 NANPA Neutrality ................................................................................................................ 5 NANP ADMINISTRATION SYSTEM ................................................................................ 5 NAS Central Office Code Administration ......................................................................... 6 5XX NPA Resource Administration .................................................................................... 7 Applying On-line for Other Numbering Resources .......................................................... 7 NANP Notification System .................................................................................................. 8 NAS NRUF .............................................................................................................................. 9 NAS Reports ......................................................................................................................... 9 NAS User Registration ........................................................................................................ 10 CODE ADMINISTRATION ............................................................................................ 10 Resource report—NPA codes ........................................................................................... 11 2019 Activities ................................................................................................................... 11 Table 1a: NPAs Introduced in 2019 ............................................................................................... 12 Table 1b: NPAs Assigned in 2019 ................................................................................................... 12 Table 2: NPAs planned but not yet introduced (as of December 31, 2019) ......................... 13 Overlays .............................................................................................................................. 13 Table 3: NPA Overlays ...................................................................................................................... 13 Dialing plans ....................................................................................................................... 15 Resource report—Central office codes ........................................................................... 16 Central Office Code Activity ........................................................................................... 17 Table 4: 2019 Monthly CO Code Activity ................................................................................... 17 Central Office Code Activity (Year-over-Year) ........................................................... 18 Table 5: Year-over-Year CO Code Assignments ....................................................................... 18 Central Office Code Administration Quality Measurements ....................................... 19 Table 6: 2019 CO Code Administration Quality Results ............................................................. 19 Abandoned CO Codes ..................................................................................................... 20 Code Conservation efforts ............................................................................................... 20 Improvement Processes and Education ......................................................................... 20 Managing Jeopardies ........................................................................................................ 20 Mass Modification Process ................................................................................................ 21 Table 7: 2019 CO Code Reclamation Quality Results ............................................................... 22 Resource report—5XX-NXX codes ................................................................................... 23 Resource report—900-NXX codes ................................................................................... 23 Resource report—555 line numbers ................................................................................. 24 Resource report—Carrier Identification Codes .............................................................. 24 Data Integrity ..................................................................................................................... 25 FG D CIC activity ............................................................................................................... 25 Table 8: 2019 Monthly FG D CIC assignments, denials and reclamations ............................. 26 FG B CIC activity ............................................................................................................... 26 Table 9: 2019 Monthly FG B CIC assignments, denials and reclamations ............................. 27 Resource report—N11 codes ............................................................................................ 27 Table 10: N11 Code Assignments .................................................................................................. 28 Resource report—456-NXX codes ................................................................................... 28 Resource report—800-855 numbers ............................................................................... 28 Resource report—Automatic Number Identification “II” digits ...................................... 28 Resource report—Vertical Service Codes ....................................................................... 29 NANPA Help Desk .............................................................................................................. 29 NPA RELIEF PLANNING OVERVIEW ............................................................................ 29 Relief planning quality measurements ............................................................................ 31 Table 11: Relief planning timeliness ............................................................................................... 31 Relief planning process ..................................................................................................... 32 NUMBERING RESOURCE UTILIZATION/FORECAST .................................................... 33 Table 12: Summary of the volume of NRUF submissions and associated items for 2019 ... 34 2019 NRUF exhaust forecasts .......................................................................................... 34 OTHER NANPA SERVICES ........................................................................................... 35 AOCN enterprise service .................................................................................................. 35 Entry of Paper Submissions of Resource Applications ................................................... 35 Entry of Paper NRUF Submissions ..................................................................................... 35 NANPA Testimony in State Regulatory Hearings ........................................................... 35 Customized Reports .......................................................................................................... 36 INC Participation ............................................................................................................... 36 Table 13: INC Issues Introduced in 2019 ....................................................................................... 36 NANPA website .................................................................................................................. 36 Support for NANP countries other than the U.S. ............................................................ 38 Support to the FCC, state commissions and the NANC ................................................ 39 Attachment 1 – Area code inventory ........................................................................ 41 Attachment 4 – Non-geographic NPAs in service .................................................... 61 Attachment 5 – NPA Dialing Plans ............................................................................. 63 Attachment 6 – October 2019 NPA Exhaust Projections ........................................ 71 Attachment 7 - October 2019 NANP Exhaust Analysis ........................................... 78 Attachment 8 - October 2019 5XX NPA Exhaust Analysis ...................................... 81 Attachment 9 – Where to find numbering information ............................................ 83 Attachment 10 - Contacts in the Countries Participating in the North American Numbering Plan ........................................................................................................... 86 Attachment 11 - List of Acronyms ............................................................................ 91 NORTH AMERICAN NUMBERING PLAN NANP History The North American Numbering Plan (NANP) was developed by AT&T in 1947 to simplify and facilitate direct dialing of long-distance calls. NANP telephone numbers are ten-digit numbers consisting of a three-digit Numbering Plan Area (NPA) code, commonly called an