Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 925 [Rate centres in NPA 925] [Dial plan for NPA 925]

NXX: 545

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
925-545 A Antioch CA   6529 T-MOBILE USA, INC. 722   2025-08-22   
925-545 1 Antioch CA   6529 T-MOBILE USA, INC. 722   2025-11-02   
925-545 2 Antioch CA   6529 T-MOBILE USA, INC. 722   2025-11-02   
925-545 3 Antioch CA   6529 T-MOBILE USA, INC. 722   2025-11-02   
925-545 7 Antioch CA   6529 T-MOBILE USA, INC. 722   2025-08-22   
925-545 8 Antioch CA   6529 T-MOBILE USA, INC. 722   2025-08-22   
925-545 9 Antioch CA   6529 T-MOBILE USA, INC. 722   2025-08-22   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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