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: JCSNWYMADS0

Remotes:

Switch Switch name Switch type
AFTNWYMARS1  AFTON  RSC 
MORNWYMARS1  MORAN  RSC 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
307-732 A Jackson WY 9636 QWEST CORPORATION 654      
307-733 A Jackson WY 9636 QWEST CORPORATION 654      
307-734 A Jackson WY 9636 QWEST CORPORATION 654      
307-739 A Jackson WY 9636 QWEST CORPORATION 654      

Last updated: Tue, 04 May 2021 15:04:27 UTC

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