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: 348

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
317-348 A Fishers IN IPLWINRO6MD  4803 LEVEL 3 COMMUNICATIONS, LLC - IN 336      
317-348 0 Fishers IN   4803 LEVEL 3 COMMUNICATIONS, LLC - IN 336   2005-09-17   
317-348 1 Fishers IN   4803 LEVEL 3 COMMUNICATIONS, LLC - IN 336   2005-01-07   
317-348 2 Fishers IN   4803 LEVEL 3 COMMUNICATIONS, LLC - IN 336   2005-09-17   
317-348 3 Fishers IN   4803 LEVEL 3 COMMUNICATIONS, LLC - IN 336   2008-05-30   
317-348 4 Fishers IN   4803 LEVEL 3 COMMUNICATIONS, LLC - IN 336      
317-348 5 Fishers IN   097D ONVOY, LLC - IN 336   2008-06-09   
317-348 8 Fishers IN   097D ONVOY, LLC - IN 336   2008-06-09   
317-348 9 Fishers IN   7060 LEVEL 3 TELECOM OF INDIANA, LP - IN 336   2007-09-02   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.