Local Calling Guide

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NPA: 206 [Rate centres in NPA 206] [Dial plan for NPA 206]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
206-928 0 Seattle WA STTLWA03XMD  624H ONVOY SPECTRUM, LLC 674   2017-08-31   
206-928 1 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2017-09-07   
206-928 2 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2017-09-07   
206-928 3 Seattle WA PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2017-09-01   
206-928 4 Seattle WA PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2017-09-01   
206-928 5 Seattle WA PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2017-09-01   
206-928 6 Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2017-09-04   
206-928 7 Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2017-09-04   
206-928 8 Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2017-09-04   
206-928 9 Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2017-09-04   
206-929 A Des Moines WA STTLWAWBX7Z  006F BANDWIDTH.COM CLEC, LLC - WA 674      
206-929 0 Des Moines WA STTLWAWBX7Z  006F BANDWIDTH.COM CLEC, LLC - WA 674   2016-05-09   
206-929 1 Des Moines WA STTLWAWBX7Z  006F BANDWIDTH.COM CLEC, LLC - WA 674   2016-05-09   
206-929 2 Des Moines WA STTLWAWBX7Z  006F BANDWIDTH.COM CLEC, LLC - WA 674   2016-05-09   
206-929 3 Des Moines WA STTLWAWBX7Z  006F BANDWIDTH.COM CLEC, LLC - WA 674   2016-05-09   
206-929 4 Des Moines WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2016-07-10   
206-929 5 Des Moines WA STTLWAWBX7Z  006F BANDWIDTH.COM CLEC, LLC - WA 674   2017-02-25   
206-929 6 Des Moines WA STTLWAWBX7Z  006F BANDWIDTH.COM CLEC, LLC - WA 674   2017-02-25   
206-929 7 Des Moines WA STTLWAWB44Z  937F ASTOUND BROADBAND, LLC - WA 674   2017-05-21   
206-929 8 Des Moines WA PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2016-11-29   
206-929 9 Des Moines WA PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2016-07-07   
206-930 A Seattle WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
206-931 A Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-931 0 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-931 1 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-931 2 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-931 3 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-931 4 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-931 5 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-931 6 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-931 7 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-931 8 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-931 9 Seattle WA STTLWA060MD  5562 METROPCS, INC. 674      
206-932 A Seattle WA STTLWAWEDS0  9638 QWEST CORPORATION 674      
206-933 A Seattle WA STTLWAWEDS0  9638 QWEST CORPORATION 674      
206-934 A Seattle WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
206-934 0 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2011-08-16   
206-934 1 Seattle WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2012-05-17   
206-934 2 Seattle WA STTLWADUDS0  9638 QWEST CORPORATION 674   2011-08-16   
206-934 3 Seattle WA STTLWADUDS0  9638 QWEST CORPORATION 674   2011-08-16   
206-934 4 Seattle WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
206-934 5 Seattle WA STTLWADUDS0  9638 QWEST CORPORATION 674   2011-09-26   
206-934 6 Seattle WA STTLWADUDS0  9638 QWEST CORPORATION 674   2011-09-26   
206-934 7 Seattle WA STTLWADUDS0  9638 QWEST CORPORATION 674   2011-08-16   
206-934 8 Seattle WA STTLWADUDS0  9638 QWEST CORPORATION 674   2011-08-16   
206-934 9 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2012-10-10   
206-935 A Seattle WA STTLWAWEDS0  9638 QWEST CORPORATION 674      
206-937 A Seattle WA STTLWAWEDS0  9638 QWEST CORPORATION 674      
206-938 A Seattle WA STTLWAWEDS0  9638 QWEST CORPORATION 674      
206-939 A Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      

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Last updated: Tue, 01 Sep 2026 00:40:05 UTC

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