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.

Los Angeles: DA 09, CA

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
323-599 9 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2006-08-14   
323-600 A LSANCA13DS0  9740 PACIFIC BELL 730      
323-600 0 LSANCA13DS0  9740 PACIFIC BELL 730      
323-600 1 LSANCA13DS0  9740 PACIFIC BELL 730      
323-600 2 LSANCA13DS0  9740 PACIFIC BELL 730      
323-600 3 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2003-09-16   
323-600 4 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2003-09-16   
323-600 5 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2003-09-16   
323-600 6 LSANCA13DS0  9740 PACIFIC BELL 730      
323-600 7 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2007-02-08   
323-600 8 LSANCA13DS0  9740 PACIFIC BELL 730      
323-600 9 LSANCA13DS0  9740 PACIFIC BELL 730      
323-615 A TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
323-615 0 SHOKCA02QMD  793K TWC IP ENABLED SERVICES, LLC 730   2015-10-20   
323-615 1 LSANCARCD3S  649C ONVOY, LLC - CA 730   2016-02-08   
323-615 2 LSANCARCD3S  649C ONVOY, LLC - CA 730   2016-02-08   
323-615 3 LSANCARCD3S  649C ONVOY, LLC - CA 730   2016-02-08   
323-615 4 SHOKCA02QMD  793K TWC IP ENABLED SERVICES, LLC 730   2016-02-14   
323-615 5 ANHMCANG5MD  829J PAETEC ITEL, LLC 730   2016-03-24   
323-615 6 SHOKCA02QMD  793K TWC IP ENABLED SERVICES, LLC 730   2016-06-16   
323-615 7 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2016-06-30   
323-615 8 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2016-06-30   
323-615 9 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2015-10-17   
323-633 A CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
323-652 A CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
323-652 0 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2006-11-02   
323-652 1 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2006-11-02   
323-652 2 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2006-11-02   
323-652 3 IRVECAEIDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730   2007-02-16   
323-652 4 LSANCARCD3S  649C ONVOY, LLC - CA 730   2006-11-03   
323-652 5 IRVECAEIDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730   2007-02-16   
323-652 6 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2006-11-12   
323-652 7 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2006-11-12   
323-652 8 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2006-11-12   
323-652 9 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2006-11-12   
323-678 A IGWDCA01DS0  9740 PACIFIC BELL 730      
323-678 0 IGWDCA01DS0  9740 PACIFIC BELL 730      
323-678 1 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2005-03-21   
323-678 2 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2005-03-21   
323-678 3 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2017-03-18   
323-678 4 LSANCARCD3S  649C ONVOY, LLC - CA 730   2012-12-30   
323-678 5 LSANCARCD3S  649C ONVOY, LLC - CA 730   2012-12-30   
323-678 6 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2006-02-09   
323-678 7 BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2005-01-26   
323-678 8 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2019-08-25   
323-678 9 BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2005-01-26   
323-679 A LSANCARCD3S  649C ONVOY, LLC - CA 730      
323-679 0 LSANCARCD3S  649C ONVOY, LLC - CA 730      
323-679 1 LSANCARCD3S  649C ONVOY, LLC - CA 730      
323-679 2 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 >>

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.