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: 906

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
805-906 A Thousand Oaks CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
805-906 0 Thousand Oaks CA   6529 T-MOBILE USA, INC. 730      
805-906 1 Thousand Oaks CA   6529 T-MOBILE USA, INC. 730      
805-906 2 Thousand Oaks CA   576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2015-09-14   
805-906 3 Thousand Oaks CA   649C ONVOY, LLC - CA 730   2023-10-30   
805-906 4 Thousand Oaks CA   649C ONVOY, LLC - CA 730   2023-10-30   
805-906 5 Thousand Oaks CA   649C ONVOY, LLC - CA 730   2023-10-30   
805-906 6 Thousand Oaks CA   649C ONVOY, LLC - CA 730   2023-10-30   
805-906 7 Thousand Oaks CA   073H TELNYX LLC 730   2017-06-02   
805-906 9 Thousand Oaks CA   899D METROPCS NETWORKS, LLC 730      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.