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    EXM 
STJHINSJRSC  ST JOHN  5ER 
NPA-NXX BLOCK Rate Centre Region OCN LATA Eff date Disc date Map
219-226 A Crown Point IN 9325 AMERITECH INDIANA 358     map
219-661 A Crown Point IN 9325 AMERITECH INDIANA 358     map
219-662 A Crown Point IN 9325 AMERITECH INDIANA 358     map
219-663 A Crown Point IN 9325 AMERITECH INDIANA 358     map

Last updated: Sat, 30 Sep 2017 12:58:49 UTC

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