• ATIS 0300060(2023-03)

ATIS 0300060(2023-03)

9YY NXX Code Assignment Guidelines

The Alliance for Telecommunications Industry Solutions, 03/01/2023

Publisher: ATIS

File Format: PDF

$114.00$229.19


Published:01/03/2023

File Size:1 file , 1.2 MB

This document specifies guidelines for the assignment of NXX codes within the 9YY Service Access Code (SAC) to carriers.

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