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: GRNLIAXCPS0

Remotes:

Switch Switch name Switch type
CHLSIAXORP0  CHELSEA  RP 
LGRDIAXORP0  LE GRAND  RP 
MLCMIAXORP0  MALCOM  RP 
MNTRIAXORP0  MONTOUR  RP 
TOLDIAXORP0  TOLEDO  RP 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
641-659 A Grinnell IA 1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 632      
641-659 9 Grinnell IA 1167 WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH 632      

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

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