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: 323 [Rate centres in NPA 323] [Dial plan for NPA 323]

NXX: 218

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
323-218 A Los Angeles: DA 13 CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2024-02-09   
323-218 0 Los Angeles: DA 13 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-10-16   
323-218 1 Los Angeles: DA 13 CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2007-06-23   
323-218 2 Los Angeles: DA 13 CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2003-05-26   
323-218 3 Los Angeles: DA 13 CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2003-05-26   
323-218 4 Los Angeles: DA 13 CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2003-05-26   
323-218 5 Los Angeles: DA 13 CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2003-05-26   
323-218 6 Los Angeles: DA 13 CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2003-08-24   
323-218 7 Los Angeles: DA 13 CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2016-12-17   
323-218 8 Los Angeles: DA 13 CA LSANCAJW6MD  073H TELNYX LLC 730   2017-06-02   
323-218 9 Los Angeles: DA 13 CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2006-05-06   

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.