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NPA: 425 [Rate centres in NPA 425] [Dial plan for NPA 425]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
425-577 7 Bellevue WA   006F BANDWIDTH.COM CLEC, LLC - WA 674   2005-03-07   
425-577 8 Bellevue WA   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2006-01-06   
425-577 9 Bellevue WA   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2006-01-06   
425-578 A Maple Valley WA STTLWAWBDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
425-578 0 Maple Valley WA   006F BANDWIDTH.COM CLEC, LLC - WA 674   2016-02-12   
425-578 1 Maple Valley WA   006F BANDWIDTH.COM CLEC, LLC - WA 674   2016-02-12   
425-578 2 Maple Valley WA   490J DISH WIRELESS, LLC 674   2023-07-03   
425-578 4 Maple Valley WA   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2010-06-20   
425-578 5 Maple Valley WA   159F PEERLESS NETWORK OF WASHINGTON, LLC - WA 674   2018-06-09   
425-578 7 Maple Valley WA   483E ONVOY, LLC - WA 674   2015-10-11   
425-578 9 Maple Valley WA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674      
425-579 A Halls Lake WA   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2026-02-14   
425-579 9 Halls Lake WA   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2026-02-14   
425-580 A Kirkland WA KRLDWAXXDS0  4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 674      
425-581 A Silver Lake WA   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2026-02-14   
425-581 0 Silver Lake WA   006F BANDWIDTH.COM CLEC, LLC - WA 674   2026-02-16   
425-581 9 Silver Lake WA   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2026-02-14   
425-582 A Halls Lake WA STTLWA03X1X  318J COMCAST IP PHONE, LLC 674      
425-582 0 Halls Lake WA   318J COMCAST IP PHONE, LLC 674   2010-10-11   
425-582 1 Halls Lake WA   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2009-09-21   
425-582 2 Halls Lake WA   318J COMCAST IP PHONE, LLC 674   2007-09-21   
425-582 3 Halls Lake WA   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2010-02-09   
425-582 4 Halls Lake WA   7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674   2002-10-05   
425-582 5 Halls Lake WA   829J PAETEC ITEL, LLC 674   2009-12-05   
425-582 6 Halls Lake WA   7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674   2009-10-16   
425-582 7 Halls Lake WA   318J COMCAST IP PHONE, LLC 674   2008-03-28   
425-582 8 Halls Lake WA   318J COMCAST IP PHONE, LLC 674   2008-03-28   
425-582 9 Halls Lake WA   318J COMCAST IP PHONE, LLC 674   2011-09-22   
425-583 A Everett WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
425-583 0 Everett WA   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
425-583 1 Everett WA   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
425-583 2 Everett WA   6529 T-MOBILE USA, INC. 674   2007-10-17   
425-583 3 Everett WA   6529 T-MOBILE USA, INC. 674   2007-10-17   
425-583 4 Everett WA   6529 T-MOBILE USA, INC. 674   2007-10-17   
425-583 5 Everett WA   6529 T-MOBILE USA, INC. 674   2007-10-17   
425-583 6 Everett WA   6529 T-MOBILE USA, INC. 674   2007-10-17   
425-583 7 Everett WA   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2008-01-09   
425-583 8 Everett WA   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2008-02-11   
425-583 9 Everett WA   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2008-02-11   
425-584 A Maple Valley WA   483E ONVOY, LLC - WA 674      
425-584 1 Maple Valley WA   483E ONVOY, LLC - WA 674   2021-06-26   
425-584 2 Maple Valley WA   483E ONVOY, LLC - WA 674   2021-06-26   
425-584 3 Maple Valley WA   159F PEERLESS NETWORK OF WASHINGTON, LLC - WA 674   2018-11-02   
425-584 5 Maple Valley WA   483E ONVOY, LLC - WA 674   2021-06-26   
425-584 6 Maple Valley WA   483E ONVOY, LLC - WA 674   2021-06-26   
425-584 7 Maple Valley WA   318J COMCAST IP PHONE, LLC 674   2005-03-26   
425-584 8 Maple Valley WA   483E ONVOY, LLC - WA 674   2006-08-15   
425-584 9 Maple Valley WA   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2024-12-15   
425-585 A Silver Lake WA EVRTWAXAXSX  707G WIDE VOICE, LLC - WA 674      
425-585 0 Silver Lake WA   318J COMCAST IP PHONE, LLC 674      
425-585 1 Silver Lake WA   707G WIDE VOICE, LLC - WA 674   2016-11-11   
425-585 2 Silver Lake WA   483E ONVOY, LLC - WA 674   2021-06-26   
425-585 3 Silver Lake WA   5562 METROPCS, INC. 674   2020-01-11   
425-585 4 Silver Lake WA   483E ONVOY, LLC - WA 674   2021-06-26   
425-585 5 Silver Lake WA   321J HD CARRIER LLC 674   2016-05-21   
425-585 6 Silver Lake WA   321J HD CARRIER LLC 674   2019-05-05   
425-585 7 Silver Lake WA   321J HD CARRIER LLC 674   2019-08-22   
425-585 8 Silver Lake WA   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2017-04-03   
425-585 9 Silver Lake WA   7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
425-586 A Bellevue WA STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
425-586 0 Bellevue WA   6529 T-MOBILE USA, INC. 674   2010-09-24   
425-586 1 Bellevue WA   7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
425-586 2 Bellevue WA   7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
425-586 3 Bellevue WA   7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
425-586 4 Bellevue WA   7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
425-586 5 Bellevue WA   7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
425-586 6 Bellevue WA   7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
425-586 7 Bellevue WA   7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
425-586 8 Bellevue WA   7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
425-586 9 Bellevue WA   7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
425-587 A Kirkland WA RDMDWASYDS1  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
425-587 0 Kirkland WA   7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674   2009-11-07   
425-587 1 Kirkland WA   483E ONVOY, LLC - WA 674   2005-03-13   
425-587 2 Kirkland WA   516J TON80 COMMUNICATIONS, LLC 674   2021-06-19   
425-587 3 Kirkland WA   7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674   2009-01-19   
425-587 4 Kirkland WA   7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674   2009-01-19   
425-587 6 Kirkland WA   483E ONVOY, LLC - WA 674   2021-02-09   
425-587 7 Kirkland WA   483E ONVOY, LLC - WA 674   2021-02-09   
425-587 8 Kirkland WA   483E ONVOY, LLC - WA 674   2021-02-09   
425-587 9 Kirkland WA   939H COMMIO, LLC 674   2021-08-31   
425-588 A Kirkland WA TACNWADNCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 674      
425-588 0 Kirkland WA   483E ONVOY, LLC - WA 674   2017-10-06   
425-588 1 Kirkland WA   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2018-06-16   
425-588 2 Kirkland WA   508J CENTURYLINK COMMUNICATIONS, LLC 674   2017-06-09   
425-588 3 Kirkland WA   6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2018-05-04   
425-588 4 Kirkland WA   7274 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - WA 674   2017-06-30   
425-588 5 Kirkland WA   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2017-04-08   
425-588 6 Kirkland WA   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2017-04-08   
425-588 7 Kirkland WA   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2016-12-01   
425-588 8 Kirkland WA   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2016-12-01   
425-588 9 Kirkland WA   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2016-12-01   
425-589 A Bellevue WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
425-589 0 Bellevue WA   483E ONVOY, LLC - WA 674   2017-10-06   
425-589 1 Bellevue WA   6529 T-MOBILE USA, INC. 674   2017-04-06   
425-589 2 Bellevue WA   6529 T-MOBILE USA, INC. 674   2017-04-06   
425-589 3 Bellevue WA   6529 T-MOBILE USA, INC. 674   2017-04-06   
425-589 4 Bellevue WA   6529 T-MOBILE USA, INC. 674   2017-04-06   
425-589 5 Bellevue WA   6529 T-MOBILE USA, INC. 674   2017-04-06   
425-589 6 Bellevue WA   508J CENTURYLINK COMMUNICATIONS, LLC 674   2017-01-12   
425-589 7 Bellevue WA   6529 T-MOBILE USA, INC. 674   2017-01-09   

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

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