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: CLDMWA01DS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
509-633 A Coulee Dam WA 9638 QWEST CORPORATION 676      
509-633 0 Coulee Dam WA 9638 QWEST CORPORATION 676      
509-633 1 Coulee Dam WA 9638 QWEST CORPORATION 676      
509-633 2 Coulee Dam WA 9638 QWEST CORPORATION 676      
509-633 3 Coulee Dam WA 9638 QWEST CORPORATION 676      
509-633 5 Coulee Dam WA 9638 QWEST CORPORATION 676      
509-633 6 Coulee Dam WA 9638 QWEST CORPORATION 676      
509-633 7 Coulee Dam WA 9638 QWEST CORPORATION 676      
509-633 8 Coulee Dam WA 9638 QWEST CORPORATION 676      
509-633 9 Coulee Dam WA 9638 QWEST CORPORATION 676      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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