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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Switch: LSANCA35DS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
323-248 A Montebello CA 9740 PACIFIC BELL 730   2010-07-07   
323-271 A Montebello CA 9740 PACIFIC BELL 730      
323-685 A Los Angeles: DA 05 CA 9740 PACIFIC BELL 730      
323-722 A Montebello CA 9740 PACIFIC BELL 730      
323-724 A Montebello CA 9740 PACIFIC BELL 730      
323-832 A Montebello CA 9740 PACIFIC BELL 730      
323-838 A Montebello CA 9740 PACIFIC BELL 730      
323-869 A Montebello CA 9740 PACIFIC BELL 730      
323-887 A Montebello CA 9740 PACIFIC BELL 730      
323-890 A Montebello CA 9740 PACIFIC BELL 730      
323-947 A Montebello CA 9740 PACIFIC BELL 730      

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

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