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The Alliance for Telecommunications Industry Solutions, 12/14/2011
Publisher: ATIS
File Format: PDF
$136.00$273.70
Published:14/12/2011
Pages:17
Thousands-Block (NPA-NXX-X) & Central Office Code (NPA-NXX) Assignment Guidelines (TBCOCAG)
$136.00 $273.81
Guideline for Identifying Downloadable Software for Plug-in Cards
$30.00 $60.00
ATIS Supplement A to ATIS-0300251, Structure for the Representation of Service Providers for Information Exchange
$15.00 $30.00
ATIS Standard on Toll-Free Calls in the SHAKEN Framework
$107.00 $215.42