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.

NPA: 619 [Rate centres in NPA 619] [Dial plan for NPA 619]

NXX: 730

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
619-730 A Chula Vista CA   649C ONVOY, LLC - CA 732   2025-01-12   
619-730 0 Chula Vista CA   649C ONVOY, LLC - CA 732      
619-730 1 Chula Vista CA   649C ONVOY, LLC - CA 732      
619-730 3 Chula Vista CA   649C ONVOY, LLC - CA 732      
619-730 4 Chula Vista CA   649C ONVOY, LLC - CA 732      
619-730 5 Chula Vista CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
619-730 7 Chula Vista CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732      
619-730 8 Chula Vista CA SNDICAETAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732      
619-730 9 Chula Vista CA SNDICAETAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.