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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
206-931 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      
206-939 0 Seattle WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2014-01-13   
206-939 1 Seattle WA TACNWADNCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2014-09-09   
206-939 2 Seattle WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2014-02-10   
206-939 3 Seattle WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2014-02-10   
206-939 4 Seattle WA STTLWA03X7X  829J PAETEC ITEL, LLC 674   2014-10-07   
206-939 5 Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2013-12-31   
206-939 6 Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2013-12-31   
206-939 7 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2013-12-27   
206-939 8 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2013-12-27   
206-939 9 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2013-12-27   
206-940 A Seattle WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
206-941 A Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-941 0 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-941 1 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-941 2 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-941 3 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-941 4 Seattle WA TACNWADNCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2006-01-23   
206-941 5 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-941 6 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-941 7 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-941 8 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-941 9 Seattle WA STTLWA060MD  5562 METROPCS, INC. 674      
206-944 A Des Moines WA STTLWAWB15Z  965H FRACTEL, LLC 674      
206-944 0 Des Moines WA STTLWAWBXYZ  073H TELNYX LLC 674   2021-10-22   
206-944 1 Des Moines WA STTLWAWBDSH  159F PEERLESS NETWORK OF WASHINGTON, LLC - WA 674   2021-10-22   
206-944 2 Des Moines WA STTLWAWBXYZ  073H TELNYX LLC 674   2024-10-26   
206-944 3 Des Moines WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2022-08-06   
206-944 4 Des Moines WA STTLWAWB15Z  965H FRACTEL, LLC 674   2021-10-21   
206-944 5 Des Moines WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2022-08-06   
206-944 6 Des Moines WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2022-08-06   
206-944 7 Des Moines WA STTLWAWBDSH  159F PEERLESS NETWORK OF WASHINGTON, LLC - WA 674   2022-08-05   
206-944 8 Des Moines WA STTLWA060MD  5562 METROPCS, INC. 674   2022-04-14   
206-944 9 Des Moines WA STTLWA060MD  5562 METROPCS, INC. 674   2022-04-14   
206-945 A Seattle WA STTLWA060MD  5562 METROPCS, INC. 674      
206-945 0 Seattle WA STTLWA060MD  5562 METROPCS, INC. 674   2017-12-10   
206-945 1 Seattle WA STTLWA060MD  5562 METROPCS, INC. 674   2017-12-10   
206-945 2 Seattle WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2018-02-19   
206-945 3 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2017-12-11   
206-945 4 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2017-12-11   
206-945 5 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2017-12-11   
206-945 6 Seattle WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2018-10-16   
206-945 7 Seattle WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2018-10-16   
206-945 8 Seattle WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2018-11-12   
206-945 9 Seattle WA STTLWA060MD  5562 METROPCS, INC. 674   2017-12-10   
206-946 A Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674      
206-946 0 Seattle WA STTLWA060MD  5562 METROPCS, INC. 674   2014-05-12   
206-946 1 Seattle WA STTLWA03X1X  318J COMCAST IP PHONE, LLC 674   2014-04-16   
206-946 2 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2014-04-04   
206-946 3 Seattle WA STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674   2014-04-24   
206-946 4 Seattle WA STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674   2014-04-24   
206-946 5 Seattle WA STTLWA060MD  5562 METROPCS, INC. 674   2014-03-20   
206-946 6 Seattle WA STTLWA03X1X  318J COMCAST IP PHONE, LLC 674   2014-01-24   
206-946 7 Seattle WA   6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2014-01-04   
206-946 8 Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2014-04-05   
206-946 9 Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2014-04-05   
206-947 A Seattle WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
206-948 A Seattle WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
206-949 A Seattle WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
206-953 A Seattle WA TACNWADNCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 674      
206-954 A Seattle WA TACNWADNCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 674      
206-955 A Seattle WA STTLWA06X8X  6630 SPOK, INC. 674      
206-956 A Seattle WA STTLWAELDS0  9638 QWEST CORPORATION 674      
206-957 A Seattle WA TKWLWAZSPS0  7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674      
206-960 A Seattle WA STTLWA03PMD  156J RCLEC, INC. 674      
206-960 0 Seattle WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2015-12-06   
206-960 1 Seattle WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2015-12-06   
206-960 2 Seattle WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2015-12-06   
206-960 3 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2015-12-05   
206-960 4 Seattle WA   6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2015-11-22   
206-960 5 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2015-12-05   
206-960 6 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2015-12-05   
206-960 7 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2015-12-05   

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Last updated: Sat, 21 Mar 2026 23:53:39 UTC

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