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: 664

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
317-664 A Indianapolis IN IPLYINCPGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 336      
317-664 0 Indianapolis IN IPLUINWX3MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 336      
317-664 1 Indianapolis IN IPLUINWX3MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 336      
317-664 2 Indianapolis IN IPLUINWX3MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 336      
317-664 3 Indianapolis IN IPLUINWX3MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 336      
317-664 4 Indianapolis IN IPLUINWX3MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 336      
317-664 5 Indianapolis IN IPLUINJGDS0  7440 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IN 336      
317-664 6 Indianapolis IN   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 336      
317-664 7 Indianapolis IN IPLWINRO6MD  4803 LEVEL 3 COMMUNICATIONS, LLC - IN 336      
317-664 8 Indianapolis IN IPLUINJGDS0  7440 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IN 336      
317-664 9 Indianapolis IN IPLYINCPGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 336      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.