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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OCN: 663D ELTOPIA COMMUNICATIONS, LLC - WA

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
509-732 2 Northport WA   676   2020-07-29   
509-738 5 Kettle Falls WA   676   2008-04-18   
509-741 1 Wenatchee WA   676   2006-02-25   
509-769 4 Clarkston WA   676   2020-07-29   
509-779 5 Curlew WA   676   2008-06-28   
509-935 2 Chewelah WA   676   2020-07-29   
509-942 5 Richland WA   676   2008-06-29   

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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