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-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
442-232 A Oceanside: Carlsbad DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
442-265 A El Centro CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
442-372 A Oceanside: Carlsbad DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
442-427 A Oceanside: Carlsbad DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
619-202 A Jacumba CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
619-323 A San Diego: San Diego DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
619-357 A El Cajon CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
619-377 A Pine Valley CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
619-378 A Campo CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
619-430 A San Diego: San Diego DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
619-486 A El Cajon CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
619-535 A San Diego: San Diego DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
619-567 A La Mesa CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
619-653 A Chula Vista CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
619-664 A San Diego: San Diego DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
619-676 A San Diego: San Diego DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
619-677 A San Diego: San Diego DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
619-714 A San Diego: San Diego DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
619-735 A Chula Vista CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
619-763 A Chula Vista CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
619-780 A San Diego: San Diego DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
619-848 A Del Mar CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
619-854 A San Diego: San Diego DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
619-870 A Chula Vista CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
619-897 A Chula Vista CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
619-935 A San Diego: San Diego DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732   2024-05-23   
619-963 A San Diego: San Diego DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
760-235 A El Centro CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
760-412 A Brawley CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
760-460 A El Centro CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
760-512 A Oceanside: Pendleton DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
760-527 A Julian CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
760-621 A San Marcos CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
760-670 A Escondido CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
760-712 A Oceanside: Oceanside DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
760-748 A Borrego CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
760-890 A Calexico CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
760-892 A Warner Springs CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
760-994 A Oceanside: Oceanside DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
858-201 A San Diego: Mira Mesa DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
858-257 A La Jolla CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
858-258 A San Diego: Mira Mesa DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
858-281 A La Jolla CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
858-323 A Chula Vista CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
858-429 A San Diego: Linda Vista DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
858-461 A Del Mar CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
858-465 A Del Mar CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
858-914 A Rancho Santa Fe CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
858-925 A Del Mar CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
858-952 A La Jolla CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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