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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
323-613 5 Los Angeles: DA 03 CA   6529 T-MOBILE USA, INC. 730   2016-03-16   
323-613 6 Los Angeles: DA 03 CA   6529 T-MOBILE USA, INC. 730   2016-03-16   
323-613 7 Los Angeles: DA 03 CA   649C ONVOY, LLC - CA 730   2016-01-24   
323-613 8 Los Angeles: DA 03 CA   649C ONVOY, LLC - CA 730   2016-01-24   
323-613 9 Los Angeles: DA 03 CA   6529 T-MOBILE USA, INC. 730   2016-03-16   
323-614 A Montebello CA SFSPCAPOCM0  6664 SPRINT SPECTRUM L.P. 730   2007-10-25   
323-614 0 Montebello CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-06-20   
323-614 1 Montebello CA   6664 SPRINT SPECTRUM L.P. 730   2007-10-25   
323-614 2 Montebello CA   6664 SPRINT SPECTRUM L.P. 730   2007-10-25   
323-614 3 Montebello CA   6664 SPRINT SPECTRUM L.P. 730   2007-10-25   
323-614 4 Montebello CA   649C ONVOY, LLC - CA 730   2008-07-29   
323-614 5 Montebello CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2009-11-08   
323-614 6 Montebello CA   6664 SPRINT SPECTRUM L.P. 730   2007-10-25   
323-614 7 Montebello CA   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2012-05-22   
323-614 8 Montebello CA   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2012-05-22   
323-614 9 Montebello CA   6664 SPRINT SPECTRUM L.P. 730   2007-10-25   
323-615 A Los Angeles: DA 09 CA   6529 T-MOBILE USA, INC. 730      
323-615 0 Los Angeles: DA 09 CA   576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2015-10-20   
323-615 1 Los Angeles: DA 09 CA   649C ONVOY, LLC - CA 730   2016-02-08   
323-615 2 Los Angeles: DA 09 CA   649C ONVOY, LLC - CA 730   2016-02-08   
323-615 3 Los Angeles: DA 09 CA   649C ONVOY, LLC - CA 730   2016-02-08   
323-615 4 Los Angeles: DA 09 CA   576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2016-02-14   
323-615 5 Los Angeles: DA 09 CA   4733 PAETEC COMMUNICATIONS, INC. - CA 730   2016-03-24   
323-615 6 Los Angeles: DA 09 CA   576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2016-06-16   
323-615 7 Los Angeles: DA 09 CA   6529 T-MOBILE USA, INC. 730   2016-06-30   
323-615 8 Los Angeles: DA 09 CA   6529 T-MOBILE USA, INC. 730   2016-06-30   
323-615 9 Los Angeles: DA 09 CA   6529 T-MOBILE USA, INC. 730   2015-10-17   
323-616 A Los Angeles: DA 03 CA   6529 T-MOBILE USA, INC. 730      
323-616 0 Los Angeles: DA 03 CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2019-06-14   
323-616 1 Los Angeles: DA 03 CA   649C ONVOY, LLC - CA 730   2016-10-01   
323-616 2 Los Angeles: DA 03 CA   649C ONVOY, LLC - CA 730   2016-10-01   
323-616 3 Los Angeles: DA 03 CA   6529 T-MOBILE USA, INC. 730   2016-08-25   
323-616 4 Los Angeles: DA 03 CA   6529 T-MOBILE USA, INC. 730   2016-08-25   
323-616 5 Los Angeles: DA 03 CA   6529 T-MOBILE USA, INC. 730   2016-08-25   
323-616 6 Los Angeles: DA 03 CA   6529 T-MOBILE USA, INC. 730   2016-08-25   
323-616 7 Los Angeles: DA 03 CA   6529 T-MOBILE USA, INC. 730   2016-04-30   
323-616 8 Los Angeles: DA 03 CA   6529 T-MOBILE USA, INC. 730   2016-04-30   
323-616 9 Los Angeles: DA 03 CA   6529 T-MOBILE USA, INC. 730   2016-04-30   
323-617 A Los Angeles: DA 13 CA SHOKCA026MD  7421 AT&T LOCAL 730      
323-617 0 Los Angeles: DA 13 CA   6529 T-MOBILE USA, INC. 730   2005-06-18   
323-617 1 Los Angeles: DA 13 CA   6529 T-MOBILE USA, INC. 730   2006-08-22   
323-617 2 Los Angeles: DA 13 CA   6529 T-MOBILE USA, INC. 730   2006-08-22   
323-617 3 Los Angeles: DA 13 CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-09-02   
323-617 4 Los Angeles: DA 13 CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-09-02   
323-617 5 Los Angeles: DA 13 CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2007-03-19   
323-617 6 Los Angeles: DA 13 CA   899D METROPCS NETWORKS, LLC 730   2008-11-13   
323-617 7 Los Angeles: DA 13 CA   899D METROPCS NETWORKS, LLC 730   2007-06-23   
323-617 8 Los Angeles: DA 13 CA   6529 T-MOBILE USA, INC. 730   2015-03-13   
323-617 9 Los Angeles: DA 13 CA   7421 AT&T LOCAL 730      
323-618 A Los Angeles: DA 02 CA   060G AIRUS, INC. - 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 >>

Last updated: Tue, 31 Dec 2019 02:37:20 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.