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.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: POWYCA11DS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
858-269 A Poway CA 9740 PACIFIC BELL 732      
858-269 1 Poway CA 9740 PACIFIC BELL 732   2018-11-02   
858-391 A Poway CA 9740 PACIFIC BELL 732      
858-391 0 Poway CA 9740 PACIFIC BELL 732      
858-391 1 Poway CA 9740 PACIFIC BELL 732      
858-391 2 Poway CA 9740 PACIFIC BELL 732      
858-391 3 Poway CA 9740 PACIFIC BELL 732      
858-391 5 Poway CA 9740 PACIFIC BELL 732      
858-391 7 Poway CA 9740 PACIFIC BELL 732      
858-391 9 Poway CA 9740 PACIFIC BELL 732      
858-486 A Poway CA 9740 PACIFIC BELL 732      
858-513 A Poway CA 9740 PACIFIC BELL 732      
858-668 A Poway CA 9740 PACIFIC BELL 732      
858-668 0 Poway CA 9740 PACIFIC BELL 732      
858-668 1 Poway CA 9740 PACIFIC BELL 732      
858-668 2 Poway CA 9740 PACIFIC BELL 732      
858-668 3 Poway CA 9740 PACIFIC BELL 732      
858-668 4 Poway CA 9740 PACIFIC BELL 732      
858-679 A Poway CA 9740 PACIFIC BELL 732      
858-748 A Poway CA 9740 PACIFIC BELL 732      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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