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: CRLSCA12DS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
760-268 A Oceanside: Carlsbad DA CA 9740 PACIFIC BELL 732      
760-268 0 Oceanside: Carlsbad DA CA 9740 PACIFIC BELL 732      
760-268 1 Oceanside: Carlsbad DA CA 9740 PACIFIC BELL 732      
760-268 4 Oceanside: Carlsbad DA CA 9740 PACIFIC BELL 732      
760-268 5 Oceanside: Carlsbad DA CA 9740 PACIFIC BELL 732      
760-268 6 Oceanside: Carlsbad DA CA 9740 PACIFIC BELL 732      
760-268 7 Oceanside: Carlsbad DA CA 9740 PACIFIC BELL 732      
760-268 8 Oceanside: Carlsbad DA CA 9740 PACIFIC BELL 732      
760-331 5 Oceanside: Carlsbad DA CA 9740 PACIFIC BELL 732   2002-12-02   
760-331 6 Oceanside: Carlsbad DA CA 9740 PACIFIC BELL 732   2002-12-02   
760-431 A Oceanside: Carlsbad DA CA 9740 PACIFIC BELL 732      
760-438 A Oceanside: Carlsbad DA CA 9740 PACIFIC BELL 732      
760-476 A Oceanside: Carlsbad DA CA 9740 PACIFIC BELL 732      
760-496 2 Oceanside: Carlsbad DA CA 9740 PACIFIC BELL 732   2009-01-21   
760-579 A Oceanside: Carlsbad DA CA 9740 PACIFIC BELL 732      
760-579 0 Oceanside: Carlsbad DA CA 9740 PACIFIC BELL 732      
760-602 A Oceanside: Carlsbad DA CA 9740 PACIFIC BELL 732      
760-603 A Oceanside: Carlsbad DA CA 9740 PACIFIC BELL 732      
760-804 A Oceanside: Carlsbad DA CA 9740 PACIFIC BELL 732      
760-893 A Oceanside: Carlsbad DA CA 9740 PACIFIC BELL 732      
760-893 1 Oceanside: Carlsbad DA CA 9740 PACIFIC BELL 732   2010-03-17   
760-893 2 Oceanside: Carlsbad DA CA 9740 PACIFIC BELL 732   2010-03-17   
760-893 3 Oceanside: Carlsbad DA CA 9740 PACIFIC BELL 732   2010-03-17   
760-893 4 Oceanside: Carlsbad DA CA 9740 PACIFIC BELL 732   2010-03-17   
760-893 5 Oceanside: Carlsbad DA CA 9740 PACIFIC BELL 732   2010-03-17   
760-893 7 Oceanside: Carlsbad DA CA 9740 PACIFIC BELL 732   2010-06-23   
760-918 A Oceanside: Carlsbad DA CA 9740 PACIFIC BELL 732      
760-929 A Oceanside: Carlsbad DA CA 9740 PACIFIC BELL 732      
760-930 A Oceanside: Carlsbad DA CA 9740 PACIFIC BELL 732      
760-931 A Oceanside: Carlsbad DA CA 9740 PACIFIC BELL 732      

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

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