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Seattle, WA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
206-487 7 STTLWAWBDSH  159F PEERLESS NETWORK OF WASHINGTON, LLC - WA 674   2016-08-12   
206-487 8 STTLWA060MD  5562 METROPCS, INC. 674   2016-08-12   
206-487 9 STTLWA060MD  5562 METROPCS, INC. 674   2016-08-12   
206-489 A STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-489 0 STTLWAWBDS1  483E ONVOY, LLC - WA 674   2013-05-20   
206-489 1 TKWLWAZSPS0  7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674   2013-05-27   
206-489 2 STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2013-03-23   
206-489 3 STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2013-03-23   
206-489 4 STTLWAWBDS1  483E ONVOY, LLC - WA 674   2013-05-10   
206-489 5 STTLWA03X7X  829J PAETEC ITEL, LLC 674   2013-05-16   
206-489 6 STTLWA060MD  6529 T-MOBILE USA, INC. 674   2013-05-16   
206-489 7 STTLWA060MD  6529 T-MOBILE USA, INC. 674   2013-05-16   
206-489 8 STTLWA060MD  6529 T-MOBILE USA, INC. 674   2013-02-18   
206-489 9 STTLWA060MD  6529 T-MOBILE USA, INC. 674   2013-02-18   
206-490 A STTLWA06DS0  9638 QWEST CORPORATION 674      
206-491 A STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
206-492 A STTLWAGAPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-492 0 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2015-11-16   
206-492 1 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2015-12-31   
206-492 2 STTLWAGAPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674   2015-11-09   
206-492 3 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2015-12-31   
206-492 4 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2015-11-30   
206-492 5 STTLWA03X1X  318J COMCAST IP PHONE, LLC 674   2015-11-18   
206-492 6 STTLWAWBDS1  483E ONVOY, LLC - WA 674   2015-11-09   
206-492 7 STTLWA03X1X  318J COMCAST IP PHONE, LLC 674   2016-01-12   
206-492 8 STTLWAWBX7Z  006F BANDWIDTH.COM CLEC, LLC - WA 674   2015-12-25   
206-492 9 STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2015-11-30   
206-493 A   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 674      
206-493 0 STTLWA060MD  6529 T-MOBILE USA, INC. 674   2024-08-16   
206-493 1 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-493 2 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-493 3 STTLWA060MD  6529 T-MOBILE USA, INC. 674   2024-08-16   
206-493 4 STTLWAWB20Z  478J NUSO, LLC 674   2024-04-08   
206-493 5   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 674   2026-04-29   
206-493 6 STTLWAWB20Z  478J NUSO, LLC 674   2024-04-08   
206-493 7 STTLWA060MD  6529 T-MOBILE USA, INC. 674   2024-07-24   
206-493 8 STTLWA060MD  6529 T-MOBILE USA, INC. 674   2024-07-24   
206-493 9 STTLWAWBXSZ  939H COMMIO, LLC 674   2024-04-18   
206-494 A STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-494 0 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-494 1 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-494 2 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-494 3 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-494 4 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-494 5 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-494 6 STTLWAGAPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674   2005-02-27   
206-494 7 STTLWAWBDS1  483E ONVOY, LLC - WA 674   2005-02-27   
206-494 8 STTLWAGAPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674   2005-02-27   
206-494 9 STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
206-495 A STTLWAWBDS1  483E ONVOY, LLC - WA 674      

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Last updated: Sat, 02 May 2026 12:20:53 UTC

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