Local Calling Guide

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NPA: 937 [Rate centres in NPA 937] [Dial plan for NPA 937]

NXX: 640

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
937-640 A Dayton OH DYTNOH2222J  9321 OHIO BELL TEL CO 328      
937-640 0 Dayton OH HRTPOHBLGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328   2012-04-02   
937-640 1 Dayton OH DYTNOH15WMD  516C AT&T CORP. 328   2014-11-04   
937-640 2 Dayton OH HRTPOHBLGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 328   2012-04-02   
937-640 3 Dayton OH   793K TWC IP ENABLED SERVICES, LLC 328   2012-03-20   
937-640 4 Dayton OH DYTNOH2222J  9321 OHIO BELL TEL CO 328      
937-640 5 Dayton OH DYTNOH2222J  9321 OHIO BELL TEL CO 328      
937-640 6 Dayton OH DYTNOHIBX2X  508J CENTURYLINK COMMUNICATIONS, LLC 328   2014-05-14   
937-640 7 Dayton OH DYTNOH2222J  9321 OHIO BELL TEL CO 328      
937-640 8 Dayton OH DYTNOH2222J  9321 OHIO BELL TEL CO 328      
937-640 9 Dayton OH DYTNOH2222J  9321 OHIO BELL TEL CO 328      

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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