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The Alliance for Telecommunications Industry Solutions, 04/01/2004
Publisher: ATIS
File Format: PDF
$275.00$550.00
Published:01/04/2004
File Size:1 file , 6.8 MB
Guidelines for the Administration of Telephone Numbers
$149.00 $299.30
NPA Allocation Plan and Assignment Guidelines
$107.00 $215.85
Carrier Indentification Code (CIC) Assignment Guidelines
$115.00 $231.59
CENTRAL OFFICE CODE (NXX) ASSIGNMENT GUIDELINES (COCAG)
$148.00 $297.41