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Seattle, WA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
206-923 8   6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2006-12-08   
206-923 9   6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2006-12-08   
206-925 A STTLWACADS0  9638 QWEST CORPORATION 674      
206-925 0   478J NUSO, LLC 674   2024-07-01   
206-925 1   475J CALLWORKS CORPORATION 674   2024-06-20   
206-925 2   478J NUSO, LLC 674   2024-07-01   
206-925 3   6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2006-12-08   
206-925 4   9638 QWEST CORPORATION 674      
206-925 5   9638 QWEST CORPORATION 674      
206-925 6   9638 QWEST CORPORATION 674      
206-925 7   9638 QWEST CORPORATION 674      
206-925 8   9638 QWEST CORPORATION 674      
206-925 9   9638 QWEST CORPORATION 674      
206-926 A KRLDWADWDS1  7274 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - WA 674      
206-926 0   7274 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - WA 674      
206-926 1   7274 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - WA 674      
206-926 2   7274 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - WA 674      
206-926 3   6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2006-08-28   
206-926 4   6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2005-05-08   
206-926 5   7274 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - WA 674      
206-926 6   7274 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - WA 674      
206-926 7   6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2005-05-08   
206-926 8   6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2005-05-08   
206-926 9   6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2006-08-28   
206-928 A STTLWA03XMD  624H ONVOY SPECTRUM, LLC 674      
206-928 0   624H ONVOY SPECTRUM, LLC 674   2017-08-31   
206-928 1   6529 T-MOBILE USA, INC. 674   2017-09-07   
206-928 2   6529 T-MOBILE USA, INC. 674   2017-09-07   
206-928 3   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2017-09-01   
206-928 4   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2017-09-01   
206-928 5   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2017-09-01   
206-928 6   483E ONVOY, LLC - WA 674   2017-09-04   
206-928 7   483E ONVOY, LLC - WA 674   2017-09-04   
206-928 8   483E ONVOY, LLC - WA 674   2017-09-04   
206-928 9   483E ONVOY, LLC - WA 674   2017-09-04   
206-930 A STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
206-931 A STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-931 0   6529 T-MOBILE USA, INC. 674      
206-931 1   6529 T-MOBILE USA, INC. 674      
206-931 2   6529 T-MOBILE USA, INC. 674      
206-931 3   6529 T-MOBILE USA, INC. 674      
206-931 4   6529 T-MOBILE USA, INC. 674      
206-931 5   6529 T-MOBILE USA, INC. 674      
206-931 6   6529 T-MOBILE USA, INC. 674      
206-931 7   6529 T-MOBILE USA, INC. 674      
206-931 8   6529 T-MOBILE USA, INC. 674      
206-931 9   5562 METROPCS, INC. 674      
206-932 A STTLWAWEDS0  9638 QWEST CORPORATION 674      
206-933 A STTLWAWEDS0  9638 QWEST CORPORATION 674      
206-934 A STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
206-934 0   6529 T-MOBILE USA, INC. 674   2011-08-16   
206-934 1   6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2012-05-17   
206-934 2   9638 QWEST CORPORATION 674   2011-08-16   
206-934 3   9638 QWEST CORPORATION 674   2011-08-16   
206-934 4   6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
206-934 5   9638 QWEST CORPORATION 674   2011-09-26   
206-934 6   9638 QWEST CORPORATION 674   2011-09-26   
206-934 7   9638 QWEST CORPORATION 674   2011-08-16   
206-934 8   9638 QWEST CORPORATION 674   2011-08-16   
206-934 9   6529 T-MOBILE USA, INC. 674   2012-10-10   
206-935 A STTLWAWEDS0  9638 QWEST CORPORATION 674      
206-937 A STTLWAWEDS0  9638 QWEST CORPORATION 674      
206-938 A STTLWAWEDS0  9638 QWEST CORPORATION 674      
206-939 A STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-939 0   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2014-01-13   
206-939 1   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2014-09-09   
206-939 2   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2014-02-10   
206-939 3   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2014-02-10   
206-939 4   829J PAETEC ITEL, LLC 674   2014-10-07   
206-939 5   483E ONVOY, LLC - WA 674   2013-12-31   
206-939 6   483E ONVOY, LLC - WA 674   2013-12-31   
206-939 7   6529 T-MOBILE USA, INC. 674   2013-12-27   
206-939 8   6529 T-MOBILE USA, INC. 674   2013-12-27   
206-939 9   6529 T-MOBILE USA, INC. 674   2013-12-27   
206-940 A STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
206-941 A STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-941 0   6529 T-MOBILE USA, INC. 674      
206-941 1   6529 T-MOBILE USA, INC. 674      
206-941 2   6529 T-MOBILE USA, INC. 674      
206-941 3   6529 T-MOBILE USA, INC. 674      
206-941 4   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2006-01-23   
206-941 5   6529 T-MOBILE USA, INC. 674      
206-941 6   6529 T-MOBILE USA, INC. 674      
206-941 7   6529 T-MOBILE USA, INC. 674      
206-941 8   6529 T-MOBILE USA, INC. 674      
206-941 9   5562 METROPCS, INC. 674      
206-945 A STTLWA060MD  5562 METROPCS, INC. 674      
206-945 0   5562 METROPCS, INC. 674   2017-12-10   
206-945 1   5562 METROPCS, INC. 674   2017-12-10   
206-945 2   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2018-02-19   
206-945 3   6529 T-MOBILE USA, INC. 674   2017-12-11   
206-945 4   6529 T-MOBILE USA, INC. 674   2017-12-11   
206-945 5   6529 T-MOBILE USA, INC. 674   2017-12-11   
206-945 6   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2018-10-16   
206-945 7   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2018-10-16   
206-945 8   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2018-11-12   
206-945 9   5562 METROPCS, INC. 674   2017-12-10   
206-946 A STTLWAWBDS1  483E ONVOY, LLC - WA 674      
206-946 0   5562 METROPCS, INC. 674   2014-05-12   
206-946 1   318J COMCAST IP PHONE, LLC 674   2014-04-16   

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

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