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Date: 2009-08-21 14:57:53Numbering Resource Utilization/Forecast Report Local number portability Telcordia LERG Routing Guide Nanpa Human behavior Telephone numbers North American Numbering Plan Human sexuality | 1 NANPA newsletter goes online 1Add to Reading ListSource URL: www.nanpa.comDownload Document from Source WebsiteFile Size: 469,31 KBShare Document on Facebook |