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: 765 [Rate centres in NPA 765] [Dial plan for NPA 765]

NXX: 523

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
765-523 A Clarks Hill IN CLHLINXARSA  0828 FRONTIER COMMUNICATIONS OF THORNTOWN, INC. 336      
765-523 0 Clarks Hill IN IPLYINCPGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 336   2019-10-17   
765-523 1 Clarks Hill IN IPLYINCPGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 336   2019-10-17   
765-523 2 Clarks Hill IN CLHLINXARSA  0828 FRONTIER COMMUNICATIONS OF THORNTOWN, INC. 336      
765-523 3 Clarks Hill IN CLHLINXARSA  0828 FRONTIER COMMUNICATIONS OF THORNTOWN, INC. 336      
765-523 4 Clarks Hill IN IPLWIN75DS5  097D ONVOY, LLC - IN 336   2018-11-03   
765-523 5 Clarks Hill IN CLHLINXARSA  0828 FRONTIER COMMUNICATIONS OF THORNTOWN, INC. 336      
765-523 6 Clarks Hill IN IPLWIN75DS5  097D ONVOY, LLC - IN 336   2019-08-25   
765-523 8 Clarks Hill IN IPLWIN75DS5  097D ONVOY, LLC - IN 336   2019-08-25   
765-523 9 Clarks Hill IN CLHLINXARSA  0828 FRONTIER COMMUNICATIONS OF THORNTOWN, INC. 336      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.