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: SNDGCA15DS0

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
858-334 A La Jolla CA 9740 PACIFIC BELL 732      
858-334 0 La Jolla CA 9740 PACIFIC BELL 732      
858-334 1 La Jolla CA 9740 PACIFIC BELL 732      
858-334 2 La Jolla CA 9740 PACIFIC BELL 732      
858-334 4 La Jolla CA 9740 PACIFIC BELL 732      
858-334 6 La Jolla CA 9740 PACIFIC BELL 732      
858-334 7 La Jolla CA 9740 PACIFIC BELL 732      
858-404 A La Jolla CA 9740 PACIFIC BELL 732      
858-404 0 La Jolla CA 9740 PACIFIC BELL 732      
858-404 1 La Jolla CA 9740 PACIFIC BELL 732      
858-404 2 La Jolla CA 9740 PACIFIC BELL 732      
858-404 3 La Jolla CA 9740 PACIFIC BELL 732      
858-404 4 La Jolla CA 9740 PACIFIC BELL 732      
858-404 5 La Jolla CA 9740 PACIFIC BELL 732      
858-404 6 La Jolla CA 9740 PACIFIC BELL 732      
858-404 7 La Jolla CA 9740 PACIFIC BELL 732      
858-404 8 La Jolla CA 9740 PACIFIC BELL 732      
858-452 A La Jolla CA 9740 PACIFIC BELL 732      
858-453 A La Jolla CA 9740 PACIFIC BELL 732      
858-455 A La Jolla CA 9740 PACIFIC BELL 732      
858-525 A La Jolla CA 9740 PACIFIC BELL 732      
858-525 0 La Jolla CA 9740 PACIFIC BELL 732      
858-525 7 La Jolla CA 9740 PACIFIC BELL 732      
858-525 8 La Jolla CA 9740 PACIFIC BELL 732      
858-525 9 La Jolla CA 9740 PACIFIC BELL 732      
858-534 A La Jolla CA 9740 PACIFIC BELL 732      
858-535 A La Jolla CA 9740 PACIFIC BELL 732      
858-546 A La Jolla CA 9740 PACIFIC BELL 732      
858-552 A La Jolla CA 9740 PACIFIC BELL 732      
858-552 0 La Jolla CA 9740 PACIFIC BELL 732      
858-552 1 La Jolla CA 9740 PACIFIC BELL 732      
858-552 2 La Jolla CA 9740 PACIFIC BELL 732      
858-552 3 La Jolla CA 9740 PACIFIC BELL 732      
858-552 4 La Jolla CA 9740 PACIFIC BELL 732      
858-552 6 La Jolla CA 9740 PACIFIC BELL 732      
858-552 7 La Jolla CA 9740 PACIFIC BELL 732      
858-552 8 La Jolla CA 9740 PACIFIC BELL 732      
858-552 9 La Jolla CA 9740 PACIFIC BELL 732      
858-554 A La Jolla CA 9740 PACIFIC BELL 732      
858-597 A La Jolla CA 9740 PACIFIC BELL 732      
858-623 A La Jolla CA 9740 PACIFIC BELL 732      
858-625 A La Jolla CA 9740 PACIFIC BELL 732      
858-625 0 La Jolla CA 9740 PACIFIC BELL 732      
858-625 2 La Jolla CA 9740 PACIFIC BELL 732      
858-625 3 La Jolla CA 9740 PACIFIC BELL 732      
858-625 4 La Jolla CA 9740 PACIFIC BELL 732      
858-625 5 La Jolla CA 9740 PACIFIC BELL 732      
858-625 6 La Jolla CA 9740 PACIFIC BELL 732      
858-625 7 La Jolla CA 9740 PACIFIC BELL 732      
858-625 8 La Jolla CA 9740 PACIFIC BELL 732      

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Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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