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: 818 [Rate centres in NPA 818] [Dial plan for NPA 818]

NXX: 230

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
818-230 A Glendale CA LSANCA54ZMD  8690 GLOBAL CROSSING LOCAL SERVICES, INC. - CA 730      
818-230 0 Glendale CA LSANCA54ZMD  8690 GLOBAL CROSSING LOCAL SERVICES, INC. - CA 730      
818-230 1 Glendale CA LSANCA54ZMD  8690 GLOBAL CROSSING LOCAL SERVICES, INC. - CA 730      
818-230 2 Glendale CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2004-12-17   
818-230 3 Glendale CA LSANCA54ZMD  8690 GLOBAL CROSSING LOCAL SERVICES, INC. - CA 730   2005-03-31   
818-230 4 Glendale CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2019-10-05   
818-230 5 Glendale CA LSANCA54ZMD  8690 GLOBAL CROSSING LOCAL SERVICES, INC. - CA 730      
818-230 6 Glendale CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2022-08-11   
818-230 7 Glendale CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-04-10   
818-230 8 Glendale CA LSANCA54ZMD  8690 GLOBAL CROSSING LOCAL SERVICES, INC. - CA 730      
818-230 9 Glendale CA LSANCA54ZMD  8690 GLOBAL CROSSING LOCAL SERVICES, INC. - CA 730      

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.