Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Bellevue, WA

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
425-463 9   6529 T-MOBILE USA, INC. 674   2005-10-01   
425-466 A STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
425-467 A BLLVWAGLDS0  9638 QWEST CORPORATION 674      
425-468 A BLLVWAGLDS0  9638 QWEST CORPORATION 674      
425-469 A STTLWA060MD  6529 T-MOBILE USA, INC. 674      
425-469 0   6529 T-MOBILE USA, INC. 674   2021-11-23   
425-469 1   6529 T-MOBILE USA, INC. 674   2021-11-23   
425-469 2   6529 T-MOBILE USA, INC. 674   2021-11-23   
425-469 3   6529 T-MOBILE USA, INC. 674   2021-11-23   
425-469 4   6529 T-MOBILE USA, INC. 674   2021-11-22   
425-469 5   6529 T-MOBILE USA, INC. 674   2021-11-22   
425-469 6   6529 T-MOBILE USA, INC. 674   2021-11-22   
425-469 7   6529 T-MOBILE USA, INC. 674   2021-11-22   
425-469 8   6529 T-MOBILE USA, INC. 674   2021-11-22   
425-469 9   6529 T-MOBILE USA, INC. 674   2021-11-22   
425-472 A STTLWA060MD  6529 T-MOBILE USA, INC. 674      
425-472 0   839J EON TELECOM, INC. 674   2023-05-05   
425-472 1   483E ONVOY, LLC - WA 674   2023-04-02   
425-472 2   483E ONVOY, LLC - WA 674   2023-04-02   
425-472 3   483E ONVOY, LLC - WA 674   2023-04-02   
425-472 4   483E ONVOY, LLC - WA 674   2023-04-02   
425-472 5   6529 T-MOBILE USA, INC. 674   2024-10-11   
425-472 6   6529 T-MOBILE USA, INC. 674   2024-10-11   
425-472 7   6529 T-MOBILE USA, INC. 674   2024-10-11   
425-472 8   6529 T-MOBILE USA, INC. 674   2024-10-11   
425-472 9   6529 T-MOBILE USA, INC. 674   2023-04-01   
425-484 A STTLWAWBDS1  483E ONVOY, LLC - WA 674      
425-484 0   006F BANDWIDTH.COM CLEC, LLC - WA 674      
425-484 1   483E ONVOY, LLC - WA 674      
425-484 2   483E ONVOY, LLC - WA 674      
425-484 3   483E ONVOY, LLC - WA 674      
425-484 4   483E ONVOY, LLC - WA 674      
425-484 5   483E ONVOY, LLC - WA 674      
425-484 6   483E ONVOY, LLC - WA 674      
425-484 7   483E ONVOY, LLC - WA 674      
425-484 8   483E ONVOY, LLC - WA 674      
425-484 9   006F BANDWIDTH.COM CLEC, LLC - WA 674   2004-10-24   
425-495 A STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
425-495 0   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2007-08-10   
425-495 1   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2007-09-26   
425-495 2   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2007-09-26   
425-495 3   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2007-09-26   
425-495 4   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2007-10-22   
425-495 5   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2007-10-22   
425-495 6   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2007-10-22   
425-495 7   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2008-10-20   
425-495 8   7455 LEVEL 3 TELECOM OF WASHINGTON, LLC - WA 674   2007-10-09   
425-495 9   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2007-10-22   
425-499 A STTLWA060MD  6529 T-MOBILE USA, INC. 674      
425-499 0   6529 T-MOBILE USA, INC. 674   2014-10-31   
425-499 1   6529 T-MOBILE USA, INC. 674   2014-10-31   
425-499 2   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2014-10-31   
425-499 3   6529 T-MOBILE USA, INC. 674   2014-10-31   
425-499 4   6529 T-MOBILE USA, INC. 674   2016-03-29   
425-499 5   6529 T-MOBILE USA, INC. 674   2014-10-30   
425-499 6   6529 T-MOBILE USA, INC. 674   2014-10-30   
425-499 7   6529 T-MOBILE USA, INC. 674   2014-10-30   
425-499 8   6529 T-MOBILE USA, INC. 674   2014-10-30   
425-499 9   6529 T-MOBILE USA, INC. 674   2014-10-30   
425-500 A STTLWAWB15Z  965H FRACTEL, LLC 674      
425-500 0   965H FRACTEL, LLC 674   2021-06-21   
425-500 1   073H TELNYX LLC 674   2021-07-16   
425-500 2   6529 T-MOBILE USA, INC. 674   2021-08-13   
425-500 3   6529 T-MOBILE USA, INC. 674   2021-08-13   
425-500 4   6529 T-MOBILE USA, INC. 674   2021-08-13   
425-500 5   965H FRACTEL, LLC 674   2021-06-21   
425-500 6   6529 T-MOBILE USA, INC. 674   2021-08-13   
425-500 7   6529 T-MOBILE USA, INC. 674   2021-08-13   
425-500 8   6529 T-MOBILE USA, INC. 674   2021-08-13   
425-500 9   6529 T-MOBILE USA, INC. 674   2021-07-05   
425-502 A STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
425-502 0   6529 T-MOBILE USA, INC. 674   2006-12-04   
425-502 1   6529 T-MOBILE USA, INC. 674   2007-02-09   
425-502 2   6529 T-MOBILE USA, INC. 674   2007-01-06   
425-502 3   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674   2007-09-20   
425-502 4   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674   2007-09-20   
425-502 5   6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2006-02-25   
425-502 6   6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2006-02-25   
425-502 7   318J COMCAST IP PHONE, LLC 674   2006-12-11   
425-502 8   318J COMCAST IP PHONE, LLC 674   2006-12-11   
425-502 9   318J COMCAST IP PHONE, LLC 674   2006-12-11   
425-503 A TACNWADNCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 674      
425-504 A STTLWAWBDS1  483E ONVOY, LLC - WA 674      
425-504 0   6529 T-MOBILE USA, INC. 674   2021-04-03   
425-504 1   6529 T-MOBILE USA, INC. 674   2021-04-03   
425-504 2   6529 T-MOBILE USA, INC. 674   2021-04-03   
425-504 3   6529 T-MOBILE USA, INC. 674   2021-04-03   
425-504 4   6529 T-MOBILE USA, INC. 674   2021-04-03   
425-504 5   6529 T-MOBILE USA, INC. 674   2021-05-02   
425-504 6   483E ONVOY, LLC - WA 674   2021-03-04   
425-504 7   483E ONVOY, LLC - WA 674   2021-03-04   
425-504 8   483E ONVOY, LLC - WA 674   2021-03-04   
425-504 9   6529 T-MOBILE USA, INC. 674   2021-05-02   
425-505 A TACNWADNCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 674      
425-505 0   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2011-07-19   
425-505 1   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2011-07-19   
425-505 2   318J COMCAST IP PHONE, LLC 674   2011-07-21   
425-505 3   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2011-07-21   
425-505 4   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 674   2011-07-22   
425-505 5   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2017-12-03   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 >>

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.