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: SNDHCAAXDS0

1 2 3 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
619-245 A National City CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
619-245 0 National City CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
619-365 A Coronado CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
619-365 3 Coronado CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
619-400 A San Diego: San Diego DA CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
619-400 0 San Diego: San Diego DA CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
619-400 1 San Diego: San Diego DA CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
619-400 2 San Diego: San Diego DA CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
619-400 4 San Diego: San Diego DA CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
619-400 5 San Diego: San Diego DA CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
619-400 8 San Diego: San Diego DA CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
619-438 A El Cajon CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
619-438 6 El Cajon CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
619-473 6 Pine Valley CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732   2002-01-02   
619-478 8 Campo CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732   2002-01-02   
619-766 8 Jacumba CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732   2002-01-02   
619-788 A San Diego: San Diego DA CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
619-788 5 San Diego: San Diego DA CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
619-928 A La Mesa CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
619-928 0 La Mesa CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
619-941 A Chula Vista CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
619-941 3 Chula Vista CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
760-208 A Vista CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
760-208 6 Vista CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
760-239 A Ramona CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
760-239 2 Ramona CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
760-277 A Oceanside: Oceanside DA CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
760-277 6 Oceanside: Oceanside DA CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
760-456 A Encinitas CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
760-456 3 Encinitas CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
760-465 A Borrego CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
760-465 3 Borrego CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732   2002-08-28   
760-571 A San Marcos CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
760-571 6 San Marcos CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
760-707 A Oceanside: Carlsbad DA CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
760-707 0 Oceanside: Carlsbad DA CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732   2009-02-10   
760-707 1 Oceanside: Carlsbad DA CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
760-755 A Escondido CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
760-755 6 Escondido CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
760-823 A Julian CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
760-823 2 Julian CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
858-230 3 La Jolla CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732   2012-05-30   
858-240 A Rancho Penasquitos CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
858-240 3 Rancho Penasquitos CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
858-246 A La Jolla CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
858-246 0 La Jolla CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732   2007-08-26   
858-246 1 La Jolla CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732   2007-08-26   
858-246 2 La Jolla CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732   2007-08-26   
858-246 3 La Jolla CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732   2007-08-26   
858-246 4 La Jolla CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732   2007-08-26   

1 2 3 >>

Last updated: Wed, 01 Jun 2022 03:09:23 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.