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Date: 2007-01-11 11:11:14 Local number portability Mobile number portability Electronic engineering North American Numbering Plan Porting Telephone exchange Portability Telcordia LERG Routing Guide NeuStar Telephone numbers Technology Local Routing Number		Add to Reading List Source URL: www.crtc.gc.ca Download Document from Source Website File Size: 432,00 KB Share Document on Facebook

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