First Page | Document Content | |
---|---|---|
![]() Date: 2014-03-04 12:39:02Telephony Communications in North America Ten-digit dialing Telephone numbering plan Overlay plan Permissive dialing Telephone exchange Seven-digit dialing North American Numbering Plan expansion North American Numbering Plan Telephone numbers Numbers | Source URL: www.granitenet.comDownload Document from Source WebsiteFile Size: 42,00 KBShare Document on Facebook |