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.
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Switch: ELK WA01DS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
509-292 A Elk-Greenbluff WA 9638 QWEST CORPORATION 676      
509-292 0 Elk-Greenbluff WA 9638 QWEST CORPORATION 676      
509-292 1 Elk-Greenbluff WA 9638 QWEST CORPORATION 676      
509-292 2 Elk-Greenbluff WA 9638 QWEST CORPORATION 676      
509-292 5 Elk-Greenbluff WA 9638 QWEST CORPORATION 676      
509-292 7 Elk-Greenbluff WA 9638 QWEST CORPORATION 676      
509-292 8 Elk-Greenbluff WA 9638 QWEST CORPORATION 676      
509-292 9 Elk-Greenbluff WA 9638 QWEST CORPORATION 676      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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