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: DYVLIAXOPS0

Remotes:

Switch Switch name Switch type
CLBGIAXPRP0  COLESBURG  RP 
EPWOIAXORP0  EPWORTH  RP 
ERVLIAXPRP0  EARLVILLE  RP 
FRLYIAXORP0  FARLEY  RP 
HLCRIAXPRP0  HOLY CROSS  RP 
LXBGIAXORP0  NEW VIENNA  RP 
NWVNIAXPRP0  NEW VIENNA  RP 
WOTNIAXPRP0  WORTHINGTON  RP 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
563-230 A Dyersville IA 1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 634      
563-230 9 Dyersville IA 1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 634      

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

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