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The Alliance for Telecommunications Industry Solutions, 03/01/2015
Publisher: ATIS
File Format: PDF
$135.00$270.35
Published:01/03/2015
Report on unassigned Number Porting (UNP)
$12.00 $25.00
Procedures for Change in E.164 Country Code Assignments
$125.00 $250.35
2000 NRSC Annual Report
$141.00 $282.06
Electronic Interactive Agent (IA) (formerly T1.274-2000 (R2005) )
$108.00 $217.92