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: CHVSCA11DS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
619-407 A Chula Vista CA 9740 PACIFIC BELL 732      
619-407 1 Chula Vista CA 9740 PACIFIC BELL 732      
619-407 2 Chula Vista CA 9740 PACIFIC BELL 732      
619-407 3 Chula Vista CA 9740 PACIFIC BELL 732      
619-407 4 Chula Vista CA 9740 PACIFIC BELL 732      
619-407 5 Chula Vista CA 9740 PACIFIC BELL 732      
619-407 6 Chula Vista CA 9740 PACIFIC BELL 732      
619-409 A Chula Vista CA 9740 PACIFIC BELL 732      
619-409 0 Chula Vista CA 9740 PACIFIC BELL 732      
619-409 1 Chula Vista CA 9740 PACIFIC BELL 732      
619-409 3 Chula Vista CA 9740 PACIFIC BELL 732      
619-409 4 Chula Vista CA 9740 PACIFIC BELL 732      
619-409 5 Chula Vista CA 9740 PACIFIC BELL 732      
619-409 6 Chula Vista CA 9740 PACIFIC BELL 732      
619-409 7 Chula Vista CA 9740 PACIFIC BELL 732      
619-409 8 Chula Vista CA 9740 PACIFIC BELL 732      
619-409 9 Chula Vista CA 9740 PACIFIC BELL 732      
619-420 A Chula Vista CA 9740 PACIFIC BELL 732      
619-422 A Chula Vista CA 9740 PACIFIC BELL 732      
619-425 A Chula Vista CA 9740 PACIFIC BELL 732      
619-426 A Chula Vista CA 9740 PACIFIC BELL 732      
619-427 A Chula Vista CA 9740 PACIFIC BELL 732      
619-476 A Chula Vista CA 9740 PACIFIC BELL 732      
619-498 A Chula Vista CA 9740 PACIFIC BELL 732      
619-585 A Chula Vista CA 9740 PACIFIC BELL 732      
619-691 A Chula Vista CA 9740 PACIFIC BELL 732      

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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