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
206-861 5 Seattle WA PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2006-01-23   
206-861 6 Seattle WA PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2006-01-23   
206-861 7 Seattle WA STTLWA03DS0  9638 QWEST CORPORATION 674      
206-861 8 Seattle WA STTLWA03DS0  9638 QWEST CORPORATION 674      
206-861 9 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2007-02-23   
206-862 A Seattle WA STTLWAWB36Z  616J LEAP TELECOM, LLC 674   2025-07-26   
206-862 0 Seattle WA STTLWAWB36Z  616J LEAP TELECOM, LLC 674   2025-07-26   
206-862 1 Seattle WA STTLWAWB36Z  616J LEAP TELECOM, LLC 674   2025-07-26   
206-862 2 Seattle WA STTLWAWB36Z  616J LEAP TELECOM, LLC 674   2025-07-26   
206-862 3 Seattle WA STTLWAWBDSH  159F PEERLESS NETWORK OF WASHINGTON, LLC - WA 674   2025-09-14   
206-862 8 Seattle WA STTLWAWBX7Z  006F BANDWIDTH.COM CLEC, LLC - WA 674   2026-05-30   
206-862 9 Seattle WA   006F BANDWIDTH.COM CLEC, LLC - WA 674   2026-09-05   
206-863 A Seattle WA PLSBWAXXQMD  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674   2025-12-19   
206-863 0 Seattle WA PLSBWAXXQMD  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674   2025-12-19   
206-863 1 Seattle WA PLSBWAXXQMD  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674   2025-12-19   
206-863 2 Seattle WA PLSBWAXXQMD  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674   2025-12-19   
206-863 3 Seattle WA PLSBWAXXQMD  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674   2025-12-19   
206-863 4 Seattle WA PLSBWAXXQMD  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674   2025-12-19   
206-863 5 Seattle WA PLSBWAXXQMD  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674   2025-12-19   
206-863 6 Seattle WA PLSBWAXXQMD  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674   2025-12-19   
206-863 7 Seattle WA PLSBWAXXQMD  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674   2025-12-19   
206-863 8 Seattle WA PLSBWAXXQMD  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674   2025-12-19   
206-863 9 Seattle WA PLSBWAXXQMD  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674   2025-12-19   
206-864 A Des Moines WA STTLWAWBX7Z  006F BANDWIDTH.COM CLEC, LLC - WA 674   2026-01-17   
206-864 0 Des Moines WA STTLWAWBX7Z  006F BANDWIDTH.COM CLEC, LLC - WA 674   2026-01-17   
206-864 5 Des Moines WA STTLWAWBXYZ  073H TELNYX LLC 674   2026-04-05   
206-864 6 Des Moines WA STTLWAWBXYZ  073H TELNYX LLC 674   2026-06-06   
206-864 7 Des Moines WA   114J EXIANT COMMUNICATIONS LLC 674   2026-09-04   
206-865 A Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674      
206-865 0 Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2023-01-23   
206-865 1 Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2023-01-23   
206-865 2 Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2023-01-23   
206-865 3 Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2023-01-23   
206-865 4 Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2023-01-23   
206-865 5 Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2023-01-23   
206-865 6 Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2023-01-23   
206-865 7 Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2023-01-23   
206-865 8 Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2023-01-23   
206-865 9 Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2023-01-23   
206-866 A Bainbridge Island WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
206-866 0 Bainbridge Island WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
206-866 1 Bainbridge Island WA STTLWAWBX7Z  006F BANDWIDTH.COM CLEC, LLC - WA 674   2025-12-19   
206-866 2 Bainbridge Island WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2014-10-31   
206-866 3 Bainbridge Island WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
206-866 4 Bainbridge Island WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2014-09-02   
206-866 5 Bainbridge Island WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2006-08-21   
206-866 6 Bainbridge Island WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2011-06-11   
206-866 7 Bainbridge Island WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2012-02-03   
206-866 8 Bainbridge Island WA PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2014-07-04   
206-866 9 Bainbridge Island WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      

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

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