Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 509 [Rate centres in NPA 509] [Dial plan for NPA 509]

NXX: 931

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
509-931 A Spokane WA SPKNWA01XUX  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676      
509-931 0 Spokane WA   483E ONVOY, LLC - WA 676   2003-11-10   
509-931 1 Spokane WA   006F BANDWIDTH.COM CLEC, LLC - WA 676   2003-11-10   
509-931 2 Spokane WA   483E ONVOY, LLC - WA 676   2003-11-10   
509-931 3 Spokane WA   483E ONVOY, LLC - WA 676   2003-11-10   
509-931 4 Spokane WA   483E ONVOY, LLC - WA 676   2003-11-10   
509-931 5 Spokane WA   483E ONVOY, LLC - WA 676   2003-11-10   
509-931 6 Spokane WA   483E ONVOY, LLC - WA 676   2003-11-10   
509-931 7 Spokane WA   483E ONVOY, LLC - WA 676   2003-11-10   
509-931 8 Spokane WA   483E ONVOY, LLC - WA 676   2003-11-10   
509-931 9 Spokane WA   483E ONVOY, LLC - WA 676   2003-11-10   

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

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