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Seattle, WA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
206-544 0 STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
206-544 1 STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
206-544 2 STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
206-544 3 STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
206-544 4 STTLWADUDS0  9638 QWEST CORPORATION 674      
206-544 5 STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
206-544 6 STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
206-544 7 STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
206-544 8 STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
206-544 9 STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
206-545 A STTLWACADS0  9638 QWEST CORPORATION 674      
206-547 A STTLWACADS0  9638 QWEST CORPORATION 674      
206-548 A STTLWACADS0  9638 QWEST CORPORATION 674      
206-548 0 STTLWACADS0  9638 QWEST CORPORATION 674      
206-548 1 STTLWACADS0  9638 QWEST CORPORATION 674      
206-548 2 STTLWACADS0  9638 QWEST CORPORATION 674      
206-548 3 STTLWACADS0  9638 QWEST CORPORATION 674      
206-548 4 STTLWAWBX7Z  006F BANDWIDTH.COM CLEC, LLC - WA 674   2007-01-13   
206-548 5 STTLWACADS0  9638 QWEST CORPORATION 674      
206-548 6 STTLWA060MD  6529 T-MOBILE USA, INC. 674   2007-02-08   
206-548 7 STTLWACADS0  9638 QWEST CORPORATION 674      
206-548 8 STTLWACADS0  9638 QWEST CORPORATION 674      
206-548 9 STTLWACADS0  9638 QWEST CORPORATION 674      
206-549 A STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-549 0 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2012-11-30   
206-549 1 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2012-11-30   
206-549 2 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2012-11-30   
206-549 3 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2012-11-30   
206-549 4 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2012-11-30   
206-549 5 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2012-11-30   
206-549 6 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2012-11-30   
206-549 7 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2012-11-30   
206-549 8 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2013-08-14   
206-549 9 STTLWA060MD  6529 T-MOBILE USA, INC. 674   2012-11-29   
206-550 A STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
206-551 A STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-551 0 STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-551 1 STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-551 2 STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-551 3 STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-551 4 STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-551 5 STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-551 6 STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-551 7 STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-551 8 STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-551 9 STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-552 A STTLWAWBX7Z  006F BANDWIDTH.COM CLEC, LLC - WA 674      
206-552 0 STTLWAWBX7Z  006F BANDWIDTH.COM CLEC, LLC - WA 674   2008-08-09   
206-552 1 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2009-01-12   
206-552 2 TKWLWAZSPS0  7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674   2009-10-08   
206-552 3 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2009-10-28   
206-552 4 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2009-10-28   
206-552 5 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2009-11-13   
206-552 6 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2009-11-13   
206-552 7 STTLWAWBDS1  483E ONVOY, LLC - WA 674   2009-01-12   
206-552 8 STTLWAWBX7Z  006F BANDWIDTH.COM CLEC, LLC - WA 674   2009-01-30   
206-552 9 STTLWAWBX7Z  006F BANDWIDTH.COM CLEC, LLC - WA 674   2009-01-30   
206-553 A STTLWA06DS6  9638 QWEST CORPORATION 674      
206-553 0 STTLWA06DS6  9638 QWEST CORPORATION 674      
206-553 1 STTLWA06DS6  9638 QWEST CORPORATION 674      
206-553 2 STTLWA06DS6  9638 QWEST CORPORATION 674      
206-553 3 STTLWA06DS6  9638 QWEST CORPORATION 674      
206-553 4 STTLWA06DS6  9638 QWEST CORPORATION 674      
206-553 5 STTLWA06DS6  9638 QWEST CORPORATION 674      
206-553 6 STTLWA06DS6  9638 QWEST CORPORATION 674      
206-553 7 STTLWA06DS6  9638 QWEST CORPORATION 674      
206-553 8 STTLWA06DS6  9638 QWEST CORPORATION 674      
206-553 9 TACNWADNCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2005-03-22   
206-554 A STTLWA06DS0  9638 QWEST CORPORATION 674      
206-554 0 STTLWA06DS0  9638 QWEST CORPORATION 674      
206-554 1 TACNWADNCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2005-07-24   
206-554 2 STTLWA06DS0  9638 QWEST CORPORATION 674      
206-554 3 STTLWA06DS0  9638 QWEST CORPORATION 674      
206-554 4 STTLWA06DS0  9638 QWEST CORPORATION 674      
206-554 5 STTLWA06DS0  9638 QWEST CORPORATION 674      
206-554 6 STTLWA06DS0  9638 QWEST CORPORATION 674      
206-554 7 STTLWA06DS0  9638 QWEST CORPORATION 674      
206-554 8 STTLWA06DS0  9638 QWEST CORPORATION 674      
206-554 9 STTLWA060MD  6529 T-MOBILE USA, INC. 674   2007-02-08   
206-556 A STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
206-556 0 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2014-08-10   
206-556 1 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2014-09-30   
206-556 2 STTLWA03X1X  318J COMCAST IP PHONE, LLC 674   2014-08-12   
206-556 3 STTLWA03X1X  318J COMCAST IP PHONE, LLC 674   2014-08-12   
206-556 4 STTLWA03X1X  318J COMCAST IP PHONE, LLC 674   2014-08-12   
206-556 5 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2014-08-12   
206-556 6 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2014-09-10   
206-556 7 STTLWA060MD  6529 T-MOBILE USA, INC. 674   2014-08-12   
206-556 8 STTLWA060MD  6529 T-MOBILE USA, INC. 674   2014-08-12   
206-556 9 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2014-10-30   
206-557 A TACNWADNCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 674      
206-557 0 STTLWA060MD  6529 T-MOBILE USA, INC. 674   2013-01-02   
206-557 1 STTLWAWBDS1  483E ONVOY, LLC - WA 674   2012-11-26   
206-557 2 STTLWA060MD  6529 T-MOBILE USA, INC. 674   2013-01-02   
206-557 3 STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2013-02-09   
206-557 4 STTLWA03X1X  318J COMCAST IP PHONE, LLC 674   2012-11-26   
206-557 5 STTLWA06DSE  7455 LEVEL 3 TELECOM OF WASHINGTON, LLC - WA 674   2013-03-31   
206-557 6 STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2013-05-03   
206-557 7 STTLWA03X1X  318J COMCAST IP PHONE, LLC 674   2013-04-30   
206-557 8 TACNWADNCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2012-11-23   

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

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