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: 242

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
425-242 A Kirkland WA   7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674   2025-03-31   
425-242 0 Kirkland WA STTLWA03X1X  318J COMCAST IP PHONE, LLC 674   2006-06-03   
425-242 1 Kirkland WA STTLWA03X1X  318J COMCAST IP PHONE, LLC 674   2006-06-03   
425-242 2 Kirkland WA   7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
425-242 3 Kirkland WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2006-08-18   
425-242 4 Kirkland WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2008-03-25   
425-242 5 Kirkland WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2008-07-28   
425-242 6 Kirkland WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2010-11-20   
425-242 7 Kirkland WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2007-06-04   
425-242 8 Kirkland WA   483E ONVOY, LLC - WA 674   2008-04-21   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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