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: 417

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
509-417 A Warden WA SPKNWA01XUX  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676      
509-417 0 Warden WA SPKNWA01XXX  483E ONVOY, LLC - WA 676   2017-10-07   
509-417 2 Warden WA SPKNWA01XUX  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2016-04-01   
509-417 4 Warden WA SPKNWA01XXX  483E ONVOY, LLC - WA 676   2021-11-20   
509-417 7 Warden WA SPKNWA01XXX  483E ONVOY, LLC - WA 676   2021-06-27   

Last updated: Thu, 04 Aug 2022 23:14:42 UTC

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