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: 506

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
925-506 A Antioch CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
925-506 0 Antioch CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2023-04-14   
925-506 1 Antioch CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2023-08-14   
925-506 2 Antioch CA   649C ONVOY, LLC - CA 722   2023-10-11   
925-506 3 Antioch CA   6529 T-MOBILE USA, INC. 722   2023-10-23   
925-506 4 Antioch CA   6529 T-MOBILE USA, INC. 722   2023-10-23   
925-506 5 Antioch CA   6529 T-MOBILE USA, INC. 722   2023-10-23   
925-506 6 Antioch CA   6529 T-MOBILE USA, INC. 722   2023-10-23   
925-506 7 Antioch CA   6529 T-MOBILE USA, INC. 722   2023-03-25   
925-506 8 Antioch CA   6529 T-MOBILE USA, INC. 722   2023-03-25   
925-506 9 Antioch CA   6529 T-MOBILE USA, INC. 722   2023-03-25   

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

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