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: 873

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
323-873 A Los Angeles: DA 14 CA VNNYCA02DS1  9740 PACIFIC BELL 730      
323-873 0 Los Angeles: DA 14 CA ELMNCAFIGT1  899D METROPCS NETWORKS, LLC 730   2011-04-28   
323-873 1 Los Angeles: DA 14 CA VNNYCA02DS1  9740 PACIFIC BELL 730      
323-873 2 Los Angeles: DA 14 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2013-01-27   
323-873 3 Los Angeles: DA 14 CA ELMNCAFIGT1  899D METROPCS NETWORKS, LLC 730   2007-05-26   
323-873 4 Los Angeles: DA 14 CA ELMNCAFIGT1  899D METROPCS NETWORKS, LLC 730   2007-05-26   
323-873 5 Los Angeles: DA 14 CA ELMNCAFIGT1  899D METROPCS NETWORKS, LLC 730   2007-05-26   
323-873 6 Los Angeles: DA 14 CA ELMNCAFIGT1  899D METROPCS NETWORKS, LLC 730   2007-03-12   
323-873 7 Los Angeles: DA 14 CA ELMNCAFIGT1  899D METROPCS NETWORKS, LLC 730   2007-02-12   
323-873 8 Los Angeles: DA 14 CA ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2007-02-12   
323-873 9 Los Angeles: DA 14 CA ELMNCAFIGT1  899D METROPCS NETWORKS, LLC 730   2007-01-17   

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.