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: 441

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
925-441 A Antioch CA SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-441 0 Antioch CA   649C ONVOY, LLC - CA 722   2023-11-17   
925-441 1 Antioch CA   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2025-11-21   
925-441 2 Antioch CA   6529 T-MOBILE USA, INC. 722   2026-01-16   
925-441 3 Antioch CA   649C ONVOY, LLC - CA 722   2023-11-17   
925-441 4 Antioch CA   649C ONVOY, LLC - CA 722   2023-11-17   
925-441 5 Antioch CA   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2022-08-15   
925-441 6 Antioch CA   649C ONVOY, LLC - CA 722   2023-11-17   
925-441 7 Antioch CA   649C ONVOY, LLC - CA 722   2023-11-17   
925-441 8 Antioch CA   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2022-08-15   
925-441 9 Antioch CA   649C ONVOY, LLC - CA 722   2023-11-17   

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

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