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: 831

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
765-831 A Mount Summit IN IPLTINMADS1  7314 TELEPORT COMMUNICATIONS AMERICA, LLC - IN 336      
765-831 0 Mount Summit IN IPLSIN01XNY  105F BANDWIDTH.COM CLEC, LLC - IN 336   2015-06-08   
765-831 1 Mount Summit IN IPLTINUM3MD  318J COMCAST IP PHONE, LLC 336   2006-06-23   
765-831 2 Mount Summit IN IPLSIN01XNY  105F BANDWIDTH.COM CLEC, LLC - IN 336   2008-11-27   
765-831 3 Mount Summit IN IPLSINATJMD  516C AT&T CORP. 336   2009-10-30   
765-831 4 Mount Summit IN IPLWINRO6MD  4803 LEVEL 3 COMMUNICATIONS, LLC - IN 336   2005-03-26   
765-831 5 Mount Summit IN IPLWIN75DS5  097D ONVOY, LLC - IN 336   2012-10-12   
765-831 7 Mount Summit IN   515J IP HORIZON LLC 336   2013-12-19   
765-831 8 Mount Summit IN IPLWIN75DS8  279F PEERLESS NETWORK OF INDIANA, LLC - IN 336   2013-04-27   
765-831 9 Mount Summit IN IPLTINMADS1  7314 TELEPORT COMMUNICATIONS AMERICA, LLC - IN 336      

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.