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: TPTNIAXOPS0

Remotes:

Switch Switch name Switch type
ATLSIAXORP0  ATALISSA  RP 
BNNTIAXORP0  BENNETT  RP 
DRNTIAXORP0  DURANT  RP 
LWDNIAXORP0  LOWDEN  RP 
MSCWIAXORP0  MOSCOW  RP 
ROCHIAXORP0  ROCHESTER  RP 
STWDIAXORP0  STANWOOD  RP 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
563-253 A Tipton IA 1170 WINDSTREAM IOWA COMMUNICATIONS, INC. - SYSTEMS 634      
563-253 9 Tipton IA 1170 WINDSTREAM IOWA COMMUNICATIONS, INC. - SYSTEMS 634   2016-12-29   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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