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Seattle, WA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
206-579 2   6529 T-MOBILE USA, INC. 674      
206-579 3   6529 T-MOBILE USA, INC. 674      
206-579 4   6529 T-MOBILE USA, INC. 674      
206-579 5   6529 T-MOBILE USA, INC. 674      
206-579 6   6529 T-MOBILE USA, INC. 674      
206-579 7   6529 T-MOBILE USA, INC. 674      
206-579 8   6529 T-MOBILE USA, INC. 674      
206-579 9   5562 METROPCS, INC. 674      
206-580 A STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
206-580 0   006F BANDWIDTH.COM CLEC, LLC - WA 674   2019-12-27   
206-580 1   006F BANDWIDTH.COM CLEC, LLC - WA 674   2019-12-27   
206-580 2   6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2019-12-26   
206-580 3   006F BANDWIDTH.COM CLEC, LLC - WA 674   2020-07-21   
206-580 4   073H TELNYX LLC 674   2019-12-27   
206-580 5   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2020-03-16   
206-580 6   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2020-03-16   
206-580 7   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2020-03-16   
206-580 8   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2020-03-30   
206-580 9   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2020-03-30   
206-581 A STTLWAWBDSH  453J CORETEL WASHINGTON, INC. - WA 674      
206-581 0   6529 T-MOBILE USA, INC. 674   2019-07-27   
206-581 1   6529 T-MOBILE USA, INC. 674   2019-07-27   
206-581 2   453J CORETEL WASHINGTON, INC. - WA 674   2019-08-16   
206-581 3   6529 T-MOBILE USA, INC. 674   2019-07-27   
206-581 4   6529 T-MOBILE USA, INC. 674   2019-07-27   
206-581 5   6529 T-MOBILE USA, INC. 674   2019-07-27   
206-581 6   6529 T-MOBILE USA, INC. 674   2019-06-09   
206-581 7   6529 T-MOBILE USA, INC. 674   2019-06-09   
206-581 8   6529 T-MOBILE USA, INC. 674   2019-06-09   
206-581 9   6529 T-MOBILE USA, INC. 674   2019-06-09   
206-582 A TKWLWAZSPS0  7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674      
206-582 0   159F PEERLESS NETWORK OF WASHINGTON, LLC - WA 674   2013-09-27   
206-582 1   318J COMCAST IP PHONE, LLC 674   2013-09-27   
206-582 2   318J COMCAST IP PHONE, LLC 674   2013-09-27   
206-582 3   7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674   2013-09-26   
206-582 4   7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674   2013-09-26   
206-582 5   829J PAETEC ITEL, LLC 674   2013-10-23   
206-582 6   483E ONVOY, LLC - WA 674   2013-09-27   
206-582 7   483E ONVOY, LLC - WA 674   2013-09-27   
206-582 8   6529 T-MOBILE USA, INC. 674   2013-09-27   
206-582 9   6529 T-MOBILE USA, INC. 674   2013-09-27   
206-583 A STTLWA06DS4  9638 QWEST CORPORATION 674      
206-584 A STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
206-584 0   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2019-04-13   
206-584 1   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2019-04-13   
206-584 2   6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2019-04-12   
206-584 3   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2019-04-13   
206-584 4   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2019-04-13   
206-584 5   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2019-04-22   
206-584 6   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2019-04-22   
206-584 7   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2019-05-20   
206-584 8   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2019-05-20   
206-584 9   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2019-04-30   
206-585 A STTLWA06DS0  9638 QWEST CORPORATION 674      
206-586 A STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-586 0   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2019-11-30   
206-586 1   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2019-11-30   
206-586 2   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2019-11-30   
206-586 3   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2019-11-30   
206-586 4   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2019-11-30   
206-586 5   6529 T-MOBILE USA, INC. 674   2019-11-29   
206-586 6   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2020-08-12   
206-586 7   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2020-08-12   
206-586 8   073H TELNYX LLC 674   2020-08-12   
206-586 9   6529 T-MOBILE USA, INC. 674   2019-11-29   
206-587 A STTLWA06DS4  9638 QWEST CORPORATION 674      
206-588 A STTLWA03X1X  318J COMCAST IP PHONE, LLC 674      
206-588 0   318J COMCAST IP PHONE, LLC 674   2008-06-29   
206-588 1   318J COMCAST IP PHONE, LLC 674   2008-06-29   
206-588 2   318J COMCAST IP PHONE, LLC 674   2008-06-29   
206-588 3   6529 T-MOBILE USA, INC. 674   2017-04-03   
206-588 4   7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674   2009-06-22   
206-588 5   006F BANDWIDTH.COM CLEC, LLC - WA 674   2009-09-06   
206-588 6   006F BANDWIDTH.COM CLEC, LLC - WA 674   2009-09-06   
206-588 7   7455 LEVEL 3 TELECOM OF WASHINGTON, LLC - WA 674   2008-07-16   
206-588 8   7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674   2008-07-29   
206-588 9   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2008-08-18   
206-590 A STTLWAWBX7Z  006F BANDWIDTH.COM CLEC, LLC - WA 674      
206-590 0   006F BANDWIDTH.COM CLEC, LLC - WA 674   2020-10-19   
206-590 1   006F BANDWIDTH.COM CLEC, LLC - WA 674   2020-10-19   
206-590 2   483E ONVOY, LLC - WA 674   2020-10-24   
206-590 3   483E ONVOY, LLC - WA 674   2020-10-24   
206-590 4   483E ONVOY, LLC - WA 674   2020-10-24   
206-590 5   483E ONVOY, LLC - WA 674   2020-10-24   
206-590 6   483E ONVOY, LLC - WA 674   2020-10-24   
206-590 7   483E ONVOY, LLC - WA 674   2020-10-24   
206-590 8   483E ONVOY, LLC - WA 674   2020-10-24   
206-590 9   483E ONVOY, LLC - WA 674   2020-10-24   
206-593 A STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
206-593 0   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2020-05-22   
206-593 1   483E ONVOY, LLC - WA 674   2021-01-23   
206-593 2   483E ONVOY, LLC - WA 674   2021-01-23   
206-593 3   483E ONVOY, LLC - WA 674   2021-01-23   
206-593 4   483E ONVOY, LLC - WA 674   2021-01-23   
206-593 5   483E ONVOY, LLC - WA 674   2021-01-23   
206-593 6   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2021-02-15   
206-593 7   6529 T-MOBILE USA, INC. 674   2021-10-05   
206-593 8   6529 T-MOBILE USA, INC. 674   2021-10-05   
206-593 9   6529 T-MOBILE USA, INC. 674   2021-10-05   
206-594 A STTLWAWB20Z  478J NUSO, LLC 674      

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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