Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 323 [Rate centres in NPA 323] [Dial plan for NPA 323]

NXX: 241

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
323-241 A Los Angeles: DA 09 CA LSANCA13DS0  9740 PACIFIC BELL 730      
323-241 0 Los Angeles: DA 09 CA   9740 PACIFIC BELL 730      
323-241 1 Los Angeles: DA 09 CA   9740 PACIFIC BELL 730      
323-241 2 Los Angeles: DA 09 CA   6529 T-MOBILE USA, INC. 730   2005-08-04   
323-241 3 Los Angeles: DA 09 CA   6529 T-MOBILE USA, INC. 730   2022-06-12   
323-241 4 Los Angeles: DA 09 CA   9740 PACIFIC BELL 730   2009-12-07   
323-241 5 Los Angeles: DA 09 CA   9740 PACIFIC BELL 730      
323-241 6 Los Angeles: DA 09 CA   9740 PACIFIC BELL 730      
323-241 7 Los Angeles: DA 09 CA   6529 T-MOBILE USA, INC. 730   2007-02-08   
323-241 8 Los Angeles: DA 09 CA   6529 T-MOBILE USA, INC. 730   2005-09-01   
323-241 9 Los Angeles: DA 09 CA   6529 T-MOBILE USA, INC. 730   2007-02-08   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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