ATIS 0300119(2024-03)
Original price was: $149.60.$74.00Current price is: $74.00.
Thousands-Block (NPA-NXX-X) & Central Office Code (NPA-NXX) Administration Guidelines
The Alliance for Telecommunications Industry Solutions , 03/01/2024
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).
Related products
Original price was: $145.00.$72.00Current price is: $72.00.
Original price was: $60.00.$30.00Current price is: $30.00.
Original price was: $330.00.$165.00Current price is: $165.00.
Original price was: $655.00.$327.00Current price is: $327.00.
Original price was: $145.00.$72.00Current price is: $72.00.
Original price was: $145.00.$72.00Current price is: $72.00.
Original price was: $193.30.$96.00Current price is: $96.00.
Original price was: $30.00.$15.00Current price is: $15.00.