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: SPKNWA01XSX

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
509-503 0 Spokane WA 841C INTRADO COMMUNICATIONS, LLC 676   2019-11-28   
509-503 2 Spokane WA 841C INTRADO COMMUNICATIONS, LLC 676   2019-11-28   
509-503 3 Spokane WA 841C INTRADO COMMUNICATIONS, LLC 676   2019-11-28   
509-503 4 Spokane WA 841C INTRADO COMMUNICATIONS, LLC 676   2019-11-28   
509-503 5 Spokane WA 841C INTRADO COMMUNICATIONS, LLC 676   2019-11-28   
509-503 7 Spokane WA 841C INTRADO COMMUNICATIONS, LLC 676   2019-10-25   
509-844 A Spokane WA 841C INTRADO COMMUNICATIONS, LLC 676      
509-844 0 Spokane WA 841C INTRADO COMMUNICATIONS, LLC 676      
509-844 9 Spokane WA 841C INTRADO COMMUNICATIONS, LLC 676      
509-960 9 Spokane WA 841C INTRADO COMMUNICATIONS, LLC 676   2016-09-05   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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