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: MSLKWA01DS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
509-764 A Moses Lake WA 9638 QWEST CORPORATION 676      
509-765 A Moses Lake WA 9638 QWEST CORPORATION 676      
509-766 A Moses Lake WA 9638 QWEST CORPORATION 676      
509-793 A Moses Lake WA 9638 QWEST CORPORATION 676      
509-793 1 Moses Lake WA 9638 QWEST CORPORATION 676      
509-793 7 Moses Lake WA 9638 QWEST CORPORATION 676      
509-793 9 Moses Lake WA 9638 QWEST CORPORATION 676   2005-03-26   
509-898 A Moses Lake WA 9638 QWEST CORPORATION 676      

Last updated: Sat, 15 Nov 2025 03:38:44 UTC

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