ATIS 0300115

555 NXX Line Number Reference Document

The Alliance for Telecommunications Industry Solutions, 10/05/2016

Publisher: ATIS

File Format: PDF

$119.00$238.09


Published:05/10/2016

Pages:17

The purpose of this document is to capture the history of the 555 NXX line numbers, including the uses prior to the creation of the 555 NXX Assignment Guidelines in 1994, to the sunset of the Guidelines in 2016. This document also addresses issues associated with implementation, a summary of assignment data, the Industry Numbering Committee?s (INC) 2016 agreement to sunset the 555 NXX Assignment Guidelines, and agreement that the future of 555 line numbers will be determined if a need for the resource is identified and agreed to by INC.

More ATIS standard pdf

ATIS 1000016

ATIS 1000016

Service Continuity Between Access Networks - Use Cases and Service Requirements

$72.00 $145.00

ATIS 0404000-0042-0404025-0042

ATIS 0404000-0042-0404025-0042

Access Service Request (ASR) Guidelines

$106.00 $213.34

ATIS 0100019

ATIS 0100019

NRSC Hurricane Checklist

$138.00 $276.11

ATIS J-STD-025-B-2006 (R2012)

ATIS J-STD-025-B-2006 (R2012)

Lawfully Authorized Electronic Surveillance

$185.00 $370.00