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The Alliance for Telecommunications Industry Solutions, 09/02/2011
Publisher: ATIS
File Format: PDF
$102.00$205.80
Published:02/09/2011
Pages:32
ATIS Standard on Toll-Free Calls in the SHAKEN Framework
$107.00 $215.42
Structure for the Representation of Location Entities for Information Exchange
$30.00 $60.00
NPA Allocation Plan & Assignment Guidelines
$147.00 $295.60
Thousands-Block (NPA-NXX-X) & Central Office Code (NPA-NXX) Administration Guidelines (TBCOCAG)
$140.00 $281.40