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: 805 [Rate centres in NPA 805] [Dial plan for NPA 805]

NXX: 834

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
805-834 A Oxnard CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
805-834 0 Oxnard CA   649C ONVOY, LLC - CA 730   2016-02-27   
805-834 1 Oxnard CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2016-02-26   
805-834 2 Oxnard CA   649C ONVOY, LLC - CA 730   2016-02-27   
805-834 3 Oxnard CA   576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2016-04-02   
805-834 4 Oxnard CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2016-04-08   
805-834 6 Oxnard CA   145J TERRA NOVA TELECOM INC. 730   2024-12-30   
805-834 8 Oxnard CA   649C ONVOY, LLC - CA 730   2016-03-18   
805-834 9 Oxnard CA   649C ONVOY, LLC - CA 730   2016-03-18   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.