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: 760 [Rate centres in NPA 760] [Dial plan for NPA 760]

NXX: 257

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
760-257 A Newberry CA NWBRCAXFRS5  4420 FRONTIER CALIFORNIA INC. 730      
760-257 0 Newberry CA   515J IP HORIZON LLC 730   2015-09-19   
760-257 1 Newberry CA LSANCAJW6MD  073H TELNYX LLC 730   2018-05-11   
760-257 2 Newberry CA VTVLCAXAX5Y  649C ONVOY, LLC - CA 730   2012-12-30   
760-257 3 Newberry CA NWBRCAXFRS5  4420 FRONTIER CALIFORNIA INC. 730      
760-257 4 Newberry CA NWBRCAXFRS5  4420 FRONTIER CALIFORNIA INC. 730      
760-257 5 Newberry CA LNBHCAXPXQX  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-08-29   
760-257 6 Newberry CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2013-03-28   
760-257 7 Newberry CA LSANCAJW2MD  508J CENTURYLINK COMMUNICATIONS, LLC 730   2014-06-27   
760-257 8 Newberry CA VTVLCAXAX5Y  649C ONVOY, LLC - CA 730   2008-08-29   
760-257 9 Newberry CA SHOKCA02IMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2019-03-23   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.