• ATIS 0300060

ATIS 0300060

9YY NXX Code Assignment Guidelines

The Alliance for Telecommunications Industry Solutions, 02/01/2016

Publisher: ATIS

File Format: PDF

$142.00$285.22


Published:01/02/2016

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

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