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: KNWHIAXODS0

Remotes:

Switch Switch name Switch type
BRTTIA04RS0  BRITT  RS 
CLRIIAAFRS0  CLARION  RSC 
EGGVIAAERS0  EAGLE GROVE  RSC 
GLFDIAXORS0    RS 
GRNRIA06RS0  GARNER  RS 
WBCYIAAJRS0  WEBSTER CITY  RSC 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
641-762 A Kanawha IA 1262 COMMUNICATIONS 1 NETWORKS, INC. 632      

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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