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

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
323-209 0 Los Angeles: DA 13 CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2024-11-29   
323-209 1 Los Angeles: DA 13 CA   515J IP HORIZON LLC 730   2003-10-12   
323-209 2 Los Angeles: DA 13 CA   515J IP HORIZON LLC 730   2003-10-12   
323-209 3 Los Angeles: DA 13 CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
323-209 4 Los Angeles: DA 13 CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
323-209 5 Los Angeles: DA 13 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-02-26   
323-209 6 Los Angeles: DA 13 CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2008-10-15   
323-209 7 Los Angeles: DA 13 CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2004-05-09   
323-209 8 Los Angeles: DA 13 CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2004-04-04   
323-209 9 Los Angeles: DA 13 CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2010-01-23   
323-210 A Los Angeles: DA 02 CA LSANCA03DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
323-210 0 Los Angeles: DA 02 CA LSANCA03DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
323-210 1 Los Angeles: DA 02 CA LSANCA03DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
323-210 2 Los Angeles: DA 02 CA LSANCA03DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
323-210 3 Los Angeles: DA 02 CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2008-07-29   
323-210 4 Los Angeles: DA 02 CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2014-09-20   
323-210 5 Los Angeles: DA 02 CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2013-08-12   
323-210 6 Los Angeles: DA 02 CA LSANCA03GMD  624H ONVOY SPECTRUM, LLC 730   2021-04-21   
323-210 7 Los Angeles: DA 02 CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2004-11-12   
323-210 8 Los Angeles: DA 02 CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2011-05-02   
323-210 9 Los Angeles: DA 02 CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2010-02-04   
323-212 A Los Angeles: DA 11 CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
323-212 0 Los Angeles: DA 11 CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2003-12-07   
323-212 1 Los Angeles: DA 11 CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2003-12-07   
323-212 2 Los Angeles: DA 11 CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2003-12-07   
323-212 3 Los Angeles: DA 11 CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2025-01-01   
323-212 4 Los Angeles: DA 11 CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
323-212 5 Los Angeles: DA 11 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2012-04-19   
323-212 6 Los Angeles: DA 11 CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2011-03-02   
323-212 7 Los Angeles: DA 11 CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2003-12-07   
323-212 8 Los Angeles: DA 11 CA LSANCA03GMD  624H ONVOY SPECTRUM, LLC 730   2021-04-01   
323-212 9 Los Angeles: DA 11 CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-07-24   
323-213 A Montebello CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
323-213 0 Montebello CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2007-02-28   
323-213 1 Montebello CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2007-03-15   
323-213 2 Montebello CA   649C ONVOY, LLC - CA 730   2025-08-17   
323-213 3 Montebello CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2007-03-13   
323-213 4 Montebello CA   829J PAETEC ITEL, LLC 730   2007-02-16   
323-213 5 Montebello CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2007-03-06   
323-213 6 Montebello CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2007-03-06   
323-213 7 Montebello CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2007-03-06   
323-213 8 Montebello CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2013-05-03   
323-213 9 Montebello CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2008-11-20   
323-214 A Los Angeles: DA 06 CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
323-214 0 Los Angeles: DA 06 CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
323-214 1 Los Angeles: DA 06 CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
323-214 2 Los Angeles: DA 06 CA   478A DMR COMMUNICATIONS INC. - CA 730   2006-11-02   
323-214 3 Los Angeles: DA 06 CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2019-12-12   
323-214 4 Los Angeles: DA 06 CA HNPKCA01DS0  9740 PACIFIC BELL 730   2009-12-07   
323-214 5 Los Angeles: DA 06 CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2010-01-31   
323-214 6 Los Angeles: DA 06 CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2011-04-07   
323-214 7 Los Angeles: DA 06 CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2023-10-20   
323-214 8 Los Angeles: DA 06 CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2005-09-15   
323-214 9 Los Angeles: DA 06 CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2010-01-31   
323-215 A Montebello CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
323-215 0 Montebello CA   145J TERRA NOVA TELECOM INC. 730   2023-04-26   
323-215 1 Montebello CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-09-02   
323-215 2 Montebello CA GRDNCA02KMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2002-10-14   
323-215 3 Montebello CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2022-12-15   
323-215 4 Montebello CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
323-215 5 Montebello CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2004-10-01   
323-215 6 Montebello CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2005-04-25   
323-215 7 Montebello CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2005-04-25   
323-215 8 Montebello CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2005-06-16   
323-215 9 Montebello CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2006-05-15   
323-216 A Montebello CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730      
323-216 0 Montebello CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730      
323-216 1 Montebello CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
323-216 2 Montebello CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730      
323-216 3 Montebello CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2005-05-31   
323-216 4 Montebello CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2005-05-31   
323-216 5 Montebello CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2005-05-31   
323-216 6 Montebello CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730      
323-216 7 Montebello CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730      
323-216 8 Montebello CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2005-05-31   
323-216 9 Montebello CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730      
323-217 A Los Angeles: DA 14 CA ONTRCAFXDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
323-217 0 Los Angeles: DA 14 CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2008-12-26   
323-217 1 Los Angeles: DA 14 CA ONTRCAFXDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
323-217 2 Los Angeles: DA 14 CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2003-05-14   
323-217 3 Los Angeles: DA 14 CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2003-05-14   
323-217 4 Los Angeles: DA 14 CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2003-05-14   
323-217 5 Los Angeles: DA 14 CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2003-05-14   
323-217 6 Los Angeles: DA 14 CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2003-02-02   
323-217 7 Los Angeles: DA 14 CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2003-12-15   
323-217 8 Los Angeles: DA 14 CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2004-11-02   
323-217 9 Los Angeles: DA 14 CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2005-03-23   
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 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2006-05-06   
323-219 A Los Angeles: DA 14 CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
323-220 A Los Angeles: DA 11 CA ONTRCAFXDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      

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Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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