Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 425 [Rate centres in NPA 425] [Dial plan for NPA 425]

NXX: 549

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
425-549 A Carnation WA STTLWA03X1X  318J COMCAST IP PHONE, LLC 674      
425-549 0 Carnation WA STTLWA03X1X  318J COMCAST IP PHONE, LLC 674   2005-05-14   
425-549 1 Carnation WA PLSBWAXXQMD  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674   2019-06-28   
425-549 2 Carnation WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2011-05-22   
425-549 3 Carnation WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2016-02-09   
425-549 4 Carnation WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2017-10-08   
425-549 5 Carnation WA STTLWA03X1X  318J COMCAST IP PHONE, LLC 674   2015-09-21   
425-549 6 Carnation WA TKWLWALL4MD  508J CENTURYLINK COMMUNICATIONS, LLC 674   2013-12-26   
425-549 7 Carnation WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2008-09-06   
425-549 8 Carnation WA STTLWAWB19Z  663D ELTOPIA COMMUNICATIONS, LLC - WA 674   2020-07-29   
425-549 9 Carnation WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2015-02-23   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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