Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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NPA: 323 [Rate centres in NPA 323] [Dial plan for NPA 323]

NXX: 293

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
323-293 A Los Angeles: DA 12 CA LSANCA15DS0  9740 PACIFIC BELL 730      
323-293 0 Los Angeles: DA 12 CA   9740 PACIFIC BELL 730      
323-293 1 Los Angeles: DA 12 CA   9740 PACIFIC BELL 730      
323-293 2 Los Angeles: DA 12 CA   9740 PACIFIC BELL 730      
323-293 3 Los Angeles: DA 12 CA   9740 PACIFIC BELL 730      
323-293 4 Los Angeles: DA 12 CA   9740 PACIFIC BELL 730      
323-293 5 Los Angeles: DA 12 CA   9740 PACIFIC BELL 730      
323-293 7 Los Angeles: DA 12 CA   9740 PACIFIC BELL 730      
323-293 8 Los Angeles: DA 12 CA   9740 PACIFIC BELL 730      
323-293 9 Los Angeles: DA 12 CA   9740 PACIFIC BELL 730      

Last updated: Mon, 15 Sep 2025 02:24:40 UTC

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