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: AUBNWA01DS0

Remotes:

Switch Switch name Switch type
BDMDWA01RS1  BLACK DIAMOND  5ER 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
253-288 A Auburn WA 9638 QWEST CORPORATION 674      
253-333 A Auburn WA 9638 QWEST CORPORATION 674      
253-351 A Auburn WA 9638 QWEST CORPORATION 674      
253-545 A Auburn WA 9638 QWEST CORPORATION 674   2012-07-07   
253-735 A Auburn WA 9638 QWEST CORPORATION 674      
253-804 A Auburn WA 9638 QWEST CORPORATION 674      
253-833 A Auburn WA 9638 QWEST CORPORATION 674      
253-876 A Auburn WA 9638 QWEST CORPORATION 674      
253-887 A Auburn WA 9638 QWEST CORPORATION 674      
253-931 A Auburn WA 9638 QWEST CORPORATION 674      
253-939 A Auburn WA 9638 QWEST CORPORATION 674      

Last updated: Sat, 11 Jul 2020 20:37:26 UTC

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