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| 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 |
| Number: PL- 482 Date: May 13, 2015 Subject: NPA 463 to Overlay NPA 317 (Indiana) Related Previous Planning Letters: General DescriptionDocID: 1aj0T - View Document |
| Number: PL- 482 Date: May 13, 2015 Subject: NPA 463 to Overlay NPA 317 (Indiana) Related Previous Planning Letters: General DescriptionDocID: 1adC2 - View Document |
| Number: PL- 482 Date: May 13, 2015 Subject: NPA 463 to Overlay NPA 317 (Indiana) Related Previous Planning Letters: General DescriptionDocID: 19nrB - View Document |
| Quentin Sager Consulting, Inc. [NALENND™ PREMIUM EDITION] North American Local Exchange NPA NXX Database reference manualDocID: 18PAb - View Document |
| Re: Utah – Overlay Relief Plan NPADear Customer,DocID: 18Pbu - View Document |