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

NXX: 561

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
425-561 A Halls Lake WA   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2024-05-02   
425-561 0 Halls Lake WA   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2024-05-02   
425-561 1 Halls Lake WA   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2024-05-02   
425-561 2 Halls Lake WA   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2024-05-02   
425-561 4 Halls Lake WA   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2024-05-02   
425-561 9 Halls Lake WA   6529 T-MOBILE USA, INC. 674   2024-05-03   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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