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: 442 [Rate centres in NPA 442] [Dial plan for NPA 442]

NXX: 446

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
442-446 A California City CA LSANCAJWJMD  516J TON80 COMMUNICATIONS, LLC 730      
442-446 0 California City CA LSANCAJW7MD  939H COMMIO, LLC 730   2022-06-09   
442-446 1 California City CA LSANCA543MD  073H TELNYX LLC 730   2022-07-11   
442-446 2 California City CA LSANCAJWJMD  516J TON80 COMMUNICATIONS, LLC 730   2022-03-13   
442-446 3 California City CA RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2023-04-15   
442-446 4 California City CA RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2023-08-07   
442-446 5 California City CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-07-22   
442-446 6 California City CA LSANCARC32Z  073H TELNYX LLC 730   2023-06-07   
442-446 7 California City CA RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2022-06-27   
442-446 8 California City CA RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2022-04-16   
442-446 9 California City CA RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2022-03-14   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.