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: 317 [Rate centres in NPA 317] [Dial plan for NPA 317]

NXX: 623

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
317-623 A New Palestine IN IPLWINROBMD  2548 GLOBAL CROSSING LOCAL SERVICES, INC. - IN 336      
317-623 0 New Palestine IN IPLSIN01XNY  105F BANDWIDTH.COM CLEC, LLC - IN 336   2014-03-20   
317-623 1 New Palestine IN IPLWINROBMD  2548 GLOBAL CROSSING LOCAL SERVICES, INC. - IN 336      
317-623 2 New Palestine IN IPLSIN01XNY  105F BANDWIDTH.COM CLEC, LLC - IN 336   2020-09-12   
317-623 3 New Palestine IN IPLWINRO6MD  4803 LEVEL 3 COMMUNICATIONS, LLC - IN 336   2005-07-15   
317-623 4 New Palestine IN IPLWIN75DS5  097D ONVOY, LLC - IN 336   2020-09-14   
317-623 5 New Palestine IN IPLTINUM3MD  318J COMCAST IP PHONE, LLC 336   2006-05-19   
317-623 6 New Palestine IN IPLSIN01XDZ  508J CENTURYLINK COMMUNICATIONS, LLC 336   2014-07-03   
317-623 7 New Palestine IN IPLSINATJMD  516C AT&T CORP. 336   2008-06-09   
317-623 8 New Palestine IN IPLWINRO6MD  4803 LEVEL 3 COMMUNICATIONS, LLC - IN 336   2004-04-15   
317-623 9 New Palestine IN IPLWINROBMD  2548 GLOBAL CROSSING LOCAL SERVICES, INC. - IN 336      

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.