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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NPA: 509 [Rate centres in NPA 509] [Dial plan for NPA 509]

NXX: 616

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
509-616 A Spokane WA SPKNWA01XHY  515J IP HORIZON LLC 676      
509-616 0 Spokane WA   624H ONVOY SPECTRUM, LLC 676   2022-01-21   
509-616 1 Spokane WA   515J IP HORIZON LLC 676   2021-04-23   
509-616 2 Spokane WA   624H ONVOY SPECTRUM, LLC 676   2021-10-10   
509-616 3 Spokane WA   624H ONVOY SPECTRUM, LLC 676   2021-10-10   
509-616 4 Spokane WA   624H ONVOY SPECTRUM, LLC 676   2021-10-10   
509-616 5 Spokane WA   624H ONVOY SPECTRUM, LLC 676   2021-10-10   
509-616 6 Spokane WA   624H ONVOY SPECTRUM, LLC 676   2021-10-10   
509-616 7 Spokane WA   624H ONVOY SPECTRUM, LLC 676   2021-10-10   
509-616 8 Spokane WA   624H ONVOY SPECTRUM, LLC 676   2021-10-10   
509-616 9 Spokane WA   624H ONVOY SPECTRUM, LLC 676   2022-01-21   

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

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