Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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NPA: 812 [Rate centres in NPA 812] [Dial plan for NPA 812]

NXX: 507

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
812-507 A English IN EVVLIN03X2Y  829J PAETEC ITEL, LLC 330      
812-507 1 English IN EVVLIN03X2Y  829J PAETEC ITEL, LLC 330   2005-05-27   
812-507 5 English IN EVVLIN01JMD  7314 TELEPORT COMMUNICATIONS AMERICA, LLC - IN 330   2023-02-03   
812-507 6 English IN JSPRINXATMD  097D ONVOY, LLC - IN 330   2020-11-06   
812-507 7 English IN JSPRINXATMD  097D ONVOY, LLC - IN 330   2020-11-06   
812-507 8 English IN EVVLIN03XJX  073H TELNYX LLC 330   2020-06-22   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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