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: 747 [Rate centres in NPA 747] [Dial plan for NPA 747]

NXX: 842

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
747-842 A Van Nuys CA LSANCAJWIMD  965H FRACTEL, LLC 730      
747-842 0 Van Nuys CA   649C ONVOY, LLC - CA 730   2021-08-13   
747-842 1 Van Nuys CA   649C ONVOY, LLC - CA 730   2021-08-13   
747-842 2 Van Nuys CA   649C ONVOY, LLC - CA 730   2021-08-13   
747-842 3 Van Nuys CA   649C ONVOY, LLC - CA 730   2021-08-13   
747-842 4 Van Nuys CA   624H ONVOY SPECTRUM, LLC 730   2021-07-22   
747-842 5 Van Nuys CA   965H FRACTEL, LLC 730   2020-11-16   
747-842 6 Van Nuys CA   516J TON80 COMMUNICATIONS, LLC 730   2021-06-10   
747-842 7 Van Nuys CA   939H COMMIO, LLC 730   2021-08-28   
747-842 8 Van Nuys CA   6529 T-MOBILE USA, INC. 730   2021-05-29   
747-842 9 Van Nuys CA   6529 T-MOBILE USA, INC. 730   2021-05-29   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.