Your shopping cart is empty!
The Alliance for Telecommunications Industry Solutions, 06/01/2023
Publisher: ATIS
File Format: PDF
$112.00$225.69
Published:01/06/2023
File Size:1 file , 5.3 MB
This document specifies guidelines for the administration and assignment of Central Office (CO) Codes (NPA-NXX) and Thousands-Blocks (NPA-NXX-Xs) to Local Number Portability (LNP)-capable Service Provider (SPs) within geographic numbering plan areas (NPAs).
Electrical Protection of Telecommunications Outside Plant
$72.00 $145.00
Electrical Protection of Communications Towers and Associated Structures
$55.00 $110.00
Central Office Code (NXX) Assignment Guidelines (COCAG)
$131.00 $263.08
Thousands-Block Number (NXX-X) Pooling Administration Guidelines
$143.00 $286.11
