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: 245

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
323-245 A Los Angeles: DA 02 CA GLDLCA11DS1  9740 PACIFIC BELL 730      
323-245 0 Los Angeles: DA 02 CA GLDLCA11DS1  9740 PACIFIC BELL 730      
323-245 1 Los Angeles: DA 02 CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2010-01-23   
323-245 2 Los Angeles: DA 02 CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2010-01-23   
323-245 3 Los Angeles: DA 02 CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2009-07-31   
323-245 4 Los Angeles: DA 02 CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2009-07-31   
323-245 5 Los Angeles: DA 02 CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2009-07-31   
323-245 6 Los Angeles: DA 02 CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2009-07-31   
323-245 7 Los Angeles: DA 02 CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2009-07-31   
323-245 8 Los Angeles: DA 02 CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2009-01-04   
323-245 9 Los Angeles: DA 02 CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2009-07-31   

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.