Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Castle Rock, WA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
360-274 A CSRKWA01DS0  9638 QWEST CORPORATION 672      
360-967 A PTLGORIA7MD  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 672      
360-967 0 STTLWAWBDSH  159F PEERLESS NETWORK OF WASHINGTON, LLC - WA 672   2015-10-23   
360-967 1 PTLGORIA7MD  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 672   2007-01-05   
360-967 2 PTLDOR13XFX  318J COMCAST IP PHONE LLC 672   2007-01-05   
360-967 3 PTLDORWNDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 672   2015-12-01   
360-967 4 PTLGORIA7MD  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 672   2005-07-09   
360-967 5 PTLDORWADS2  483E ONVOY, LLC - WA 672   2006-10-13   
360-967 6 WDBNORBQDS0  937F ASTOUND BROADBAND, LLC - WA 672   2020-08-28   
360-967 7 PTLDORWAXDX  7575 CENTURYLINK COMMUNICATIONS LLC 672   2014-02-17   
360-967 8 PTLDORWADS2  483E ONVOY, LLC - WA 672   2017-09-14   
360-967 9 STTLWAWBDSH  159F PEERLESS NETWORK OF WASHINGTON, LLC - WA 672   2019-03-13   
564-777 A PTLDOR13X9X  145J TERRA NOVA TELECOM INC. 672      
564-777 7 PTLDOR13X9X  145J TERRA NOVA TELECOM INC. 672   2019-06-12   
564-777 9 STTLWAWBDSH  159F PEERLESS NETWORK OF WASHINGTON, LLC - WA 672   2021-01-14   

Last updated: Tue, 04 May 2021 15:04:27 UTC

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