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Seattle, WA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
206-303 6 STTLWA06DS6  9638 QWEST CORPORATION 674      
206-303 7 PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2003-07-16   
206-303 8 PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2003-07-16   
206-303 9 PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2003-07-16   
206-305 A STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
206-305 0 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2013-09-01   
206-305 1 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2013-09-01   
206-305 2 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2013-09-01   
206-305 3 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2013-09-09   
206-305 4 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2013-09-09   
206-305 5 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2013-10-01   
206-305 6 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2013-10-01   
206-305 7 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2013-10-01   
206-305 8 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2013-10-01   
206-305 9 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2013-10-01   
206-306 A STTLWA04DS0  9638 QWEST CORPORATION 674      
206-306 0 STTLWA04DS0  9638 QWEST CORPORATION 674      
206-306 1 STTLWA04DS0  9638 QWEST CORPORATION 674      
206-306 2 STTLWA04DS0  9638 QWEST CORPORATION 674      
206-306 3 STTLWA060MD  6529 T-MOBILE USA, INC. 674   2006-03-09   
206-306 4 STTLWA060MD  6529 T-MOBILE USA, INC. 674   2006-03-09   
206-306 5 STTLWA060MD  6529 T-MOBILE USA, INC. 674   2006-04-27   
206-306 6 STTLWA060MD  6529 T-MOBILE USA, INC. 674   2006-04-27   
206-306 7 STTLWA04DS0  9638 QWEST CORPORATION 674      
206-306 8 STTLWA04DS0  9638 QWEST CORPORATION 674      
206-306 9 STTLWA04DS0  9638 QWEST CORPORATION 674      
206-307 A STTLWAWBDS1  483E ONVOY, LLC - WA 674      
206-307 0 STTLWAWBDS1  483E ONVOY, LLC - WA 674   2007-07-09   
206-307 1 STTLWA060MD  6529 T-MOBILE USA, INC. 674   2007-08-16   
206-307 2 STTLWA060MD  6529 T-MOBILE USA, INC. 674   2007-08-16   
206-307 3 STTLWA060MD  6529 T-MOBILE USA, INC. 674   2007-07-10   
206-307 4 STTLWA060MD  6529 T-MOBILE USA, INC. 674   2008-03-30   
206-307 5 STTLWA060MD  6529 T-MOBILE USA, INC. 674   2008-03-30   
206-307 6 STTLWA060MD  6529 T-MOBILE USA, INC. 674   2008-03-30   
206-307 7 STTLWA060MD  6529 T-MOBILE USA, INC. 674   2008-03-30   
206-307 8 STTLWA060MD  6529 T-MOBILE USA, INC. 674   2008-03-30   
206-307 9 STTLWA060MD  6529 T-MOBILE USA, INC. 674   2008-03-30   
206-308 A STTLWAWB24Z  453J CORETEL WASHINGTON, INC. - WA 674      
206-308 0 STTLWA060MD  5562 METROPCS, INC. 674   2018-11-17   
206-308 1 STTLWA060MD  5562 METROPCS, INC. 674   2018-11-17   
206-308 2 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2019-09-26   
206-308 3 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2018-12-13   
206-308 4 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2019-09-26   
206-308 5 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2019-10-16   
206-308 6 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2019-10-16   
206-308 7 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2019-11-11   
206-308 8 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2018-12-10   
206-308 9 STTLWA060MD  5562 METROPCS, INC. 674   2018-11-17   
206-309 A STTLWAWBDS1  483E ONVOY, LLC - WA 674      
206-310 A PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674      
206-313 A STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-314 A STTLWA06X8X  6630 USA MOBILITY WIRELESS, INC. 674      
206-315 A STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-315 0   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-315 2   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-315 3   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-315 4   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-315 5   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-315 6   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-315 7   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-315 8   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-315 9   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-316 A STTLWAWBXPZ  073H TELNYX LLC 674      
206-316 0 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2010-05-03   
206-316 1 STTLWAWBXYZ  073H TELNYX LLC 674   2022-05-22   
206-316 2 STTLWAGAPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674   2010-03-25   
206-316 3 STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2010-03-25   
206-316 4 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674   2010-04-26   
206-316 5 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674   2010-04-26   
206-316 6 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2010-06-01   
206-316 7 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2010-06-28   
206-316 8 STTLWAWBX7Z  006F BANDWIDTH.COM CLEC, LLC - WA 674   2010-07-10   
206-316 9 STTLWAWBX7Z  006F BANDWIDTH.COM CLEC, LLC - WA 674   2010-07-10   
206-318 A STTLWA06DS4  9638 QWEST CORPORATION 674      
206-320 A STTLWA03DS0  9638 QWEST CORPORATION 674      
206-321 A PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674      
206-322 A STTLWA03DS0  9638 QWEST CORPORATION 674      
206-323 A STTLWA03DS0  9638 QWEST CORPORATION 674      
206-324 A STTLWA03DS0  9638 QWEST CORPORATION 674      
206-325 A STTLWA03DS0  9638 QWEST CORPORATION 674      
206-326 A STTLWA06DS4  9638 QWEST CORPORATION 674      
206-326 0 STTLWA060MD  6529 T-MOBILE USA, INC. 674   2004-10-22   
206-326 1 STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2004-11-05   
206-326 2 STTLWA06DS4  9638 QWEST CORPORATION 674      
206-326 3 STTLWA06DS4  9638 QWEST CORPORATION 674      
206-326 4 STTLWA06DS4  9638 QWEST CORPORATION 674      
206-326 5 STTLWA06DS4  9638 QWEST CORPORATION 674      
206-326 6 STTLWA06DS4  9638 QWEST CORPORATION 674      
206-326 7 STTLWA06DS4  9638 QWEST CORPORATION 674      
206-326 8 STTLWA060MD  6529 T-MOBILE USA, INC. 674   2004-11-08   
206-326 9 STTLWA060MD  6529 T-MOBILE USA, INC. 674   2004-11-12   
206-327 A STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
206-327 0 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2007-08-31   
206-327 1 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2007-08-31   
206-327 2 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2007-08-31   
206-327 3 STTLWA060MD  6529 T-MOBILE USA, INC. 674   2007-09-04   
206-327 4 STTLWA060MD  6529 T-MOBILE USA, INC. 674   2007-09-04   
206-327 5 STTLWA060MD  6529 T-MOBILE USA, INC. 674   2007-09-04   
206-327 6 STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2008-05-19   
206-327 7 STTLWA060MD  6529 T-MOBILE USA, INC. 674   2008-05-19   

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Last updated: Wed, 04 Mar 2026 03:00:52 UTC

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