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.

Halls Lake, WA

<< 1 2 3 4 5 6 7 8 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
425-478 A STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674      
425-480 A TACNWADNCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 674      
425-480 0   6529 T-MOBILE USA, INC. 674   2020-03-09   
425-480 1   6529 T-MOBILE USA, INC. 674   2020-03-09   
425-480 2   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2019-07-08   
425-480 3   6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2019-05-31   
425-480 4   6529 T-MOBILE USA, INC. 674   2020-03-09   
425-480 5   318J COMCAST IP PHONE, LLC 674   2019-07-04   
425-480 6   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2020-07-28   
425-480 7   829J PAETEC ITEL, LLC 674   2020-02-20   
425-480 8   6529 T-MOBILE USA, INC. 674   2019-05-11   
425-480 9   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2019-02-23   
425-510 A STTLWA03X1X  318J COMCAST IP PHONE, LLC 674      
425-510 0   483E ONVOY, LLC - WA 674   2021-02-15   
425-510 1   318J COMCAST IP PHONE, LLC 674   2020-10-31   
425-510 2   318J COMCAST IP PHONE, LLC 674   2020-10-30   
425-510 3   318J COMCAST IP PHONE, LLC 674   2020-10-31   
425-510 4   318J COMCAST IP PHONE, LLC 674   2020-10-31   
425-510 5   483E ONVOY, LLC - WA 674   2020-11-16   
425-510 6   483E ONVOY, LLC - WA 674   2020-11-16   
425-510 7   483E ONVOY, LLC - WA 674   2021-02-15   
425-510 8   6529 T-MOBILE USA, INC. 674   2022-08-01   
425-510 9   6529 T-MOBILE USA, INC. 674   2022-08-01   
425-534 A BOTHWAAK3MD  6529 T-MOBILE USA, INC. 674      
425-534 0   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2021-08-02   
425-534 1   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2021-09-02   
425-534 2   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2021-10-16   
425-534 3   6529 T-MOBILE USA, INC. 674   2021-12-16   
425-534 4   6529 T-MOBILE USA, INC. 674   2021-12-16   
425-534 5   483E ONVOY, LLC - WA 674   2022-01-01   
425-534 6   516J TON80 COMMUNICATIONS, LLC 674   2021-06-27   
425-534 7   483E ONVOY, LLC - WA 674   2022-01-01   
425-534 8   6529 T-MOBILE USA, INC. 674   2021-06-26   
425-534 9   6529 T-MOBILE USA, INC. 674   2021-06-26   
425-550 A TACNWADNCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 674      
425-550 0   145J TERRA NOVA TELECOM INC. 674   2023-11-21   
425-550 1   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2023-11-21   
425-550 2   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2024-02-04   
425-550 3   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2024-01-19   
425-550 4   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2024-01-19   
425-550 5   6529 T-MOBILE USA, INC. 674   2024-02-06   
425-550 6   6529 T-MOBILE USA, INC. 674   2024-02-06   
425-550 7   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2024-02-26   
425-550 8   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2023-12-20   
425-550 9   6010 NEW CINGULAR WIRELESS PCS, LLC 674   2023-11-20   
425-561 A STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2024-05-02   
425-561 0   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2024-05-02   
425-561 1   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2024-05-02   
425-561 2   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2024-05-02   
425-561 3   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2024-08-18   

<< 1 2 3 4 5 6 7 8 >>

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.