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.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 812 [Rate centres in NPA 812] [Dial plan for NPA 812]

NXX: 398

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
812-398 A Oaktown IN CRLSINXARSL  0779 FRONTIER NORTH, INC. - IN 338      
812-398 0 Oaktown IN BLTNIN01XRX  073H TELNYX LLC 338      
812-398 2 Oaktown IN CRLSINXARSL  0779 FRONTIER NORTH, INC. - IN 338      
812-398 3 Oaktown IN CRLSINXARSL  0779 FRONTIER NORTH, INC. - IN 338      
812-398 4 Oaktown IN CRLSINXARSL  0779 FRONTIER NORTH, INC. - IN 338      
812-398 5 Oaktown IN CRLSINXARSL  0779 FRONTIER NORTH, INC. - IN 338      
812-398 6 Oaktown IN CRLSINXARSL  0779 FRONTIER NORTH, INC. - IN 338      
812-398 7 Oaktown IN BLTNIN01X7Y  097D ONVOY, LLC - IN 338      
812-398 8 Oaktown IN BLTNIN01X7Y  097D ONVOY, LLC - IN 338      
812-398 9 Oaktown IN CRLSINXARSL  0779 FRONTIER NORTH, INC. - IN 338      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.