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: 333

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
317-333 A Indianapolis IN IPLWINRO6MD  4803 LEVEL 3 COMMUNICATIONS, LLC - IN 336      
317-333 0 Indianapolis IN FSHRINFC2MD  3292 WINDSTREAM NUVOX INDIANA, LLC 336   2004-12-06   
317-333 1 Indianapolis IN IPLUINWX3MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 336   2004-10-22   
317-333 2 Indianapolis IN IPLUINWX3MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 336   2004-10-01   
317-333 3 Indianapolis IN IPLUINWX3MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 336   2004-02-11   
317-333 4 Indianapolis IN IPLUINWX3MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 336   2004-02-11   
317-333 5 Indianapolis IN FSHRINFC2MD  3292 WINDSTREAM NUVOX INDIANA, LLC 336   2005-02-19   
317-333 6 Indianapolis IN IPLWINRO6MD  4803 LEVEL 3 COMMUNICATIONS, LLC - IN 336      
317-333 7 Indianapolis IN IPLWINRO6MD  4803 LEVEL 3 COMMUNICATIONS, LLC - IN 336   2003-10-06   
317-333 8 Indianapolis IN FSHRINFC2MD  3292 WINDSTREAM NUVOX INDIANA, LLC 336   2005-02-19   
317-333 9 Indianapolis IN IPLUINWX3MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 336   2005-03-14   

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.