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: 558

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
619-558 A El Cajon CA ESCNCAKY2MD  6529 T-MOBILE USA, INC. 732      
619-558 0 El Cajon CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732   2017-03-11   
619-558 1 El Cajon CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732   2017-03-11   
619-558 2 El Cajon CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732   2017-03-11   
619-558 3 El Cajon CA SNDGCA0255Z  073H TELNYX LLC 732   2017-03-24   
619-558 4 El Cajon CA ESCNCAKY2MD  6529 T-MOBILE USA, INC. 732   2017-04-02   
619-558 5 El Cajon CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732   2018-01-18   
619-558 6 El Cajon CA ESCNCAKY2MD  6529 T-MOBILE USA, INC. 732   2017-02-05   
619-558 7 El Cajon CA ESCNCAKY2MD  6529 T-MOBILE USA, INC. 732   2017-02-05   
619-558 8 El Cajon CA ESCNCAKY2MD  6529 T-MOBILE USA, INC. 732   2017-01-02   
619-558 9 El Cajon CA ESCNCAKY2MD  6529 T-MOBILE USA, INC. 732   2016-12-15   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.