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: 301

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
925-301 A Antioch CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
925-301 0 Antioch CA   6529 T-MOBILE USA, INC. 722   2010-08-07   
925-301 1 Antioch CA   515J IP HORIZON LLC 722      
925-301 2 Antioch CA   515J IP HORIZON LLC 722      
925-301 3 Antioch CA   6529 T-MOBILE USA, INC. 722   2010-01-13   
925-301 4 Antioch CA   515J IP HORIZON LLC 722      
925-301 5 Antioch CA   6529 T-MOBILE USA, INC. 722   2005-01-15   
925-301 6 Antioch CA   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2005-03-31   
925-301 7 Antioch CA   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2005-03-31   
925-301 8 Antioch CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2004-07-06   
925-301 9 Antioch CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2004-06-09   

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

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