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: 274

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
619-274 A National City CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
619-274 0 National City CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
619-274 1 National City CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
619-274 2 National City CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
619-274 3 National City CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732   2005-03-28   
619-274 4 National City CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732   2006-01-23   
619-274 5 National City CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732   2006-09-23   
619-274 6 National City CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
619-274 7 National City CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732   2005-01-07   
619-274 8 National City CA SNDACAGLDS2  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732   2007-12-04   
619-274 9 National City CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      

Last updated: Fri, 13 May 2022 22:16:13 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.