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: 917

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
925-917 A Martinez CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
925-917 0 Martinez CA   6529 T-MOBILE USA, INC. 722      
925-917 1 Martinez CA   6529 T-MOBILE USA, INC. 722      
925-917 2 Martinez CA   6529 T-MOBILE USA, INC. 722   2021-08-22   
925-917 3 Martinez CA   5562 METROPCS, INC. 722   2020-04-24   
925-917 4 Martinez CA   6529 T-MOBILE USA, INC. 722   2021-08-22   
925-917 5 Martinez CA   6529 T-MOBILE USA, INC. 722   2020-12-04   
925-917 6 Martinez CA   6529 T-MOBILE USA, INC. 722   2020-12-04   
925-917 7 Martinez CA   707H INTEGRATED PATH COMMUNICATIONS, LLC - CA 722   2018-07-13   
925-917 8 Martinez CA   6529 T-MOBILE USA, INC. 722   2022-03-10   
925-917 9 Martinez CA   6529 T-MOBILE USA, INC. 722      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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