1. 
   NANC
   North American Numbering Council - the FCC advisory board that is tasked to advise on all issues relevant to the North American Numbering Plan (NANP). The council includes members from every sector of the telecom industry as well as members representing NANP member countries, states and consumers.
   Found op http://www.puc.state.pa.us/telecom/areacode/area_code_dictionary.xhtml
   
   

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