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]

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
323-474 A Los Angeles: DA 03 CA IRVECAEIDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
323-474 0 Los Angeles: DA 03 CA IRVECAEIDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
323-474 1 Los Angeles: DA 03 CA ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2006-06-05   
323-474 2 Los Angeles: DA 03 CA ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2006-06-05   
323-474 3 Los Angeles: DA 03 CA IRVECAEIDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
323-474 4 Los Angeles: DA 03 CA ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2005-02-03   
323-474 5 Los Angeles: DA 03 CA ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2005-02-03   
323-474 6 Los Angeles: DA 03 CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2007-01-10   
323-474 7 Los Angeles: DA 03 CA ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2005-02-03   
323-474 8 Los Angeles: DA 03 CA ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2005-06-25   
323-474 9 Los Angeles: DA 03 CA ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2006-10-26   
323-475 A Los Angeles: DA 05 CA IRVECAEIDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
323-475 0 Los Angeles: DA 05 CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2016-09-28   
323-475 1 Los Angeles: DA 05 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2014-07-06   
323-475 2 Los Angeles: DA 05 CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2007-05-28   
323-475 3 Los Angeles: DA 05 CA IRVECAEIDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
323-475 4 Los Angeles: DA 05 CA LSANCARCDS1  993B CURATEL, LLC - CA 730   2007-05-11   
323-475 5 Los Angeles: DA 05 CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2007-05-28   
323-475 6 Los Angeles: DA 05 CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2012-10-29   
323-475 7 Los Angeles: DA 05 CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2010-01-03   
323-475 8 Los Angeles: DA 05 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2014-07-06   
323-475 9 Los Angeles: DA 05 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2014-07-06   
323-476 A Los Angeles: DA 06 CA IRVECAEIDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
323-476 0 Los Angeles: DA 06 CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2008-07-18   
323-476 1 Los Angeles: DA 06 CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2008-07-18   
323-476 2 Los Angeles: DA 06 CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2008-03-15   
323-476 3 Los Angeles: DA 06 CA IRVECAEIDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730   2006-10-22   
323-476 4 Los Angeles: DA 06 CA IRVECAEIDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
323-476 5 Los Angeles: DA 06 CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2008-03-15   
323-476 6 Los Angeles: DA 06 CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2009-03-02   
323-476 7 Los Angeles: DA 06 CA ANHMCA01XEY  516C AT&T CORP. 730   2006-07-07   
323-476 8 Los Angeles: DA 06 CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2008-04-15   
323-476 9 Los Angeles: DA 06 CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2008-04-15   
323-477 A Montebello CA ELMNCAFIGT1  899D METROPCS NETWORKS, LLC 730      
323-477 0 Montebello CA ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2013-06-06   
323-477 1 Montebello CA MTPKCACG1MD  776C CHARTER FIBERLINK CA-CCO, LLC - CA 730   2012-08-28   
323-477 2 Montebello CA LNBHCAXPXQX  981E BANDWIDTH.COM CLEC, LLC - CA 730   2012-10-15   
323-477 3 Montebello CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2012-09-03   
323-477 4 Montebello CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2012-09-03   
323-477 5 Montebello CA ELMNCAFIGT1  899D METROPCS NETWORKS, LLC 730   2012-08-27   
323-477 6 Montebello CA ELMNCAFIGT1  899D METROPCS NETWORKS, LLC 730   2012-08-27   
323-477 7 Montebello CA ELMNCAFIGT1  899D METROPCS NETWORKS, LLC 730   2012-08-27   
323-477 8 Montebello CA ELMNCAFIGT1  899D METROPCS NETWORKS, LLC 730   2012-08-27   
323-477 9 Montebello CA   6529 T-MOBILE USA, INC. 730   2012-08-27   
323-478 A Los Angeles: DA 03 CA LSANCA56DS0  9740 PACIFIC BELL 730      
323-478 0 Los Angeles: DA 03 CA LSANCA56DS0  9740 PACIFIC BELL 730      
323-478 1 Los Angeles: DA 03 CA LSANCA56DS0  9740 PACIFIC BELL 730      
323-478 2 Los Angeles: DA 03 CA LSANCA56DS0  9740 PACIFIC BELL 730      
323-478 3 Los Angeles: DA 03 CA LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
323-478 4 Los Angeles: DA 03 CA LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 >>

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.