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: CRPNINCXDS0

Remotes:

Switch Switch name Switch type
CDLKINCZRSA  CEDAR LAKE  5ER 
STJHINSJRS1  ST JOHN  EXM 
STJHINSJRSC  ST JOHN  5ER 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
219-226 A Crown Point IN 9325 INDIANA BELL TEL CO INC 358      
219-661 A Crown Point IN 9325 INDIANA BELL TEL CO INC 358      
219-662 A Crown Point IN 9325 INDIANA BELL TEL CO INC 358      
219-663 A Crown Point IN 9325 INDIANA BELL TEL CO INC 358      

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

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