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: 948

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
425-948 A Silver Lake WA   6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
425-948 0 Silver Lake WA BOTHWAAK3MD  5562 METROPCS, INC. 674   2017-04-14   
425-948 1 Silver Lake WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
425-948 2 Silver Lake WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2020-10-11   
425-948 3 Silver Lake WA BOTHWAAK3MD  5562 METROPCS, INC. 674   2014-08-02   
425-948 4 Silver Lake WA   6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
425-948 5 Silver Lake WA PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2013-02-08   
425-948 6 Silver Lake WA STTLWA03X1X  318J COMCAST IP PHONE, LLC 674   2006-12-29   
425-948 7 Silver Lake WA STTLWA03X1X  318J COMCAST IP PHONE, LLC 674   2006-12-29   
425-948 8 Silver Lake WA BOTHWAAK3MD  5562 METROPCS, INC. 674   2018-06-02   
425-948 9 Silver Lake WA BOTHWAAK3MD  5562 METROPCS, INC. 674   2014-01-16   

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

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