Local Calling Guide

Area code/prefix search

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NPA: 425 [Rate centres in NPA 425] [Dial plan for NPA 425]

NXX: 921

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
425-921 A Halls Lake WA STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
425-921 0 Halls Lake WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2014-11-09   
425-921 1 Halls Lake WA STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
425-921 2 Halls Lake WA STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
425-921 3 Halls Lake WA STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
425-921 4 Halls Lake WA STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
425-921 5 Halls Lake WA STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
425-921 6 Halls Lake WA STTLWA03X1X  318J COMCAST IP PHONE, LLC 674   2014-06-20   
425-921 7 Halls Lake WA RDMDWASYDS1  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674   2010-03-26   
425-921 8 Halls Lake WA RDMDWASYDS1  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674   2010-03-26   
425-921 9 Halls Lake WA RDMDWASYDS1  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674   2010-03-26   

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

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