Local Calling Guide

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Crystal Mountain, WA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
360-248 A STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
360-248 0   7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
360-248 1   7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
360-248 2   7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
360-248 3   7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
360-248 4   483E ONVOY, LLC - WA 674   2016-02-09   
360-248 5   7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
360-248 6   7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
360-248 7   7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
360-248 8   7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
360-248 9   7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
360-585 A CRMTWA01RS0  9638 QWEST CORPORATION 674      
360-585 0   159F PEERLESS NETWORK OF WASHINGTON, LLC - WA 674   2019-12-20   
360-585 1   159F PEERLESS NETWORK OF WASHINGTON, LLC - WA 674   2020-12-21   
360-585 3   9638 QWEST CORPORATION 674   2018-05-24   
360-585 4   483E ONVOY, LLC - WA 674   2021-06-26   
360-585 5   483E ONVOY, LLC - WA 674   2020-02-15   
360-585 6   483E ONVOY, LLC - WA 674   2022-12-19   
360-585 7   483E ONVOY, LLC - WA 674   2022-10-16   
360-585 8   483E ONVOY, LLC - WA 674   2021-12-09   
360-663 A CRMTWA01DS0  9638 QWEST CORPORATION 674      
360-663 0   9638 QWEST CORPORATION 674      
360-663 1   9638 QWEST CORPORATION 674      
360-663 2   9638 QWEST CORPORATION 674      
360-663 3   9638 QWEST CORPORATION 674      
360-663 4   6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2004-07-04   
360-663 5   006F BANDWIDTH.COM CLEC, LLC - WA 674   2011-07-10   
360-663 6   508J CENTURYLINK COMMUNICATIONS, LLC 674   2014-04-07   
360-663 7   663D ELTOPIA COMMUNICATIONS, LLC - WA 674   2020-07-29   
360-663 8   483E ONVOY, LLC - WA 674   2007-04-20   
360-663 9   159F PEERLESS NETWORK OF WASHINGTON, LLC - WA 674   2015-12-13   

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

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