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The Alliance for Telecommunications Industry Solutions, 08/01/2010
Publisher: ATIS
File Format: PDF
$117.00$235.39
Published:01/08/2010
Pages:16
Thousands-Block (NPA-NXX-X) & Central Office Code (NPA-NXX) Administration Guidelines
$103.00 $207.20
(Pumped) Distributed Refrigerant Cooling - Standardized Infrastructure
$87.00 $175.00
Unified Ordering Model (UOM) Volume II - Analysis - For Access Service Ordering Guidelines (ASOG)
$440.00 $880.00
9YY NXX Code Assignment Guidelines
$114.00 $229.19
