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.

Switch: IPLSIN01DS2

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
317-222 A Indianapolis IN 9325 AMERITECH INDIANA 336      
317-265 A Indianapolis IN 9325 AMERITECH INDIANA 336      
317-306 A Indianapolis IN 9325 AMERITECH INDIANA 336      
317-423 A Indianapolis IN 9325 AMERITECH INDIANA 336      
317-624 A Indianapolis IN 9325 AMERITECH INDIANA 336      
317-631 A Indianapolis IN 9325 AMERITECH INDIANA 336      
317-632 A Indianapolis IN 9325 AMERITECH INDIANA 336      
317-634 A Indianapolis IN 9325 AMERITECH INDIANA 336      
317-635 A Indianapolis IN 9325 AMERITECH INDIANA 336      
317-636 A Indianapolis IN 9325 AMERITECH INDIANA 336      
317-637 A Indianapolis IN 9325 AMERITECH INDIANA 336      
317-638 A Indianapolis IN 9325 AMERITECH INDIANA 336      
317-682 A Indianapolis IN 9325 AMERITECH INDIANA 336      
317-685 A Indianapolis IN 9325 AMERITECH INDIANA 336      
317-686 A Indianapolis IN 9325 AMERITECH INDIANA 336      
317-687 A Indianapolis IN 9325 AMERITECH INDIANA 336      
317-822 A Indianapolis IN 9325 AMERITECH INDIANA 336      
317-880 A Indianapolis IN 9325 AMERITECH INDIANA 336      
317-916 A Indianapolis IN 9325 AMERITECH INDIANA 336      
317-917 A Indianapolis IN 9325 AMERITECH INDIANA 336      
317-929 A Indianapolis IN 9325 AMERITECH INDIANA 336      
317-940 A Indianapolis IN 9325 AMERITECH INDIANA 336      
317-945 A Indianapolis IN 9325 AMERITECH INDIANA 336      
317-951 A Indianapolis IN 9325 AMERITECH INDIANA 336      
317-955 A Indianapolis IN 9325 AMERITECH INDIANA 336      
317-962 A Indianapolis IN 9325 AMERITECH INDIANA 336      
317-963 A Indianapolis IN 9325 AMERITECH INDIANA 336      
317-964 A Indianapolis IN 9325 AMERITECH INDIANA 336      
317-968 A Indianapolis IN 9325 AMERITECH INDIANA 336      
317-972 A Indianapolis IN 9325 AMERITECH INDIANA 336      
317-974 A Indianapolis IN 9325 AMERITECH INDIANA 336      
317-988 A Indianapolis IN 9325 AMERITECH INDIANA 336      

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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