ATIS 0300070

Guidelines for the Administration of Telephone Numbers

The Alliance for Telecommunications Industry Solutions , 01/20/2012

Publisher: ATIS

File Format: PDF

$81.00$163.71

Description

Standard By:The Alliance for Telecommunications Industry Solutions , 01/20/2012

Published:01/20/2012

Pages:19

Reissued with the resolution of Issue 722.

These guidelines identify Service Provider (SP) responsibilities with respect to individual telephone numbers in the 10-digit NANP number format (NPA-NXX-XXXX) within existing geographic central office (NXX) codes administered by the North American Numbering Plan Administrator (NANPA) and the Pooling Administrator (PA). It contains guidelines for the administration of Aging Numbers, Reserved Numbers, and Sequential Number Assignment.