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The Alliance for Telecommunications Industry Solutions, 09/01/2012
Publisher: ATIS
File Format: PDF
$129.00$259.21
Published:01/09/2012
Pages:82
NPA Code Relief Planning and Notification Guidelines
$118.00 $236.21
Carrier Identification Code (CIC) Assignment Guidelines
$147.00 $294.52
Access Service Request Guidelines (ASR)
$132.00 $265.23
Access Service Request (ASR) - Mechanized Interface Specifications
$103.00 $207.37