INC - Industry Numbering Committee

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INC-2026-00055R001.docx uploaded

  • 1.  INC-2026-00055R001.docx uploaded

    Posted 05-06-2026 04:41:00 PM
    Document Name: INC-2026-00055R001.docx
    Description
    This contribution suggests updating the ATIS-0300119, Thousands-Block
    (NPA-NXX-X) & Central Office Code (NPA-NXX) Administration Guideline
    stating service providers should verify it is the Thousands-Block Holder
    prior to opening a new resource for assignment and check NPAC for ported
    TNs prior to assigning telephone numbers to assist in the prevention of
    double assignments.

    R1 - includes edits from INC 195 on May 6, 2026.
    Download Latest Revision
    Submitter: Celina Gore
    Group: INC - Industry Numbering Committee
    Folder: 2026
    Date submitted: 2026-05-06 20:41:07
    Revision: 1


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