ATIS 0300060(2018-10)

9YY NXX Code Assignment Guidelines

The Alliance for Telecommunications Industry Solutions , 10/26/2018

Publisher: ATIS

File Format: PDF

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

Published: 10/26/2018

File Size: 1 file , 380 KB

Language: English

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