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
323-735 A Los Angeles: DA 11 CA LSANCA38DS0  9740 PACIFIC BELL 730      
323-736 A Los Angeles: DA 14 CA   981E BANDWIDTH.COM CLEC, LLC - CA 730      
323-736 0 Los Angeles: DA 14 CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2014-04-27   
323-736 1 Los Angeles: DA 14 CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2014-04-27   
323-736 2 Los Angeles: DA 14 CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2014-04-27   
323-736 3 Los Angeles: DA 14 CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2014-04-27   
323-736 4 Los Angeles: DA 14 CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2014-04-29   
323-736 5 Los Angeles: DA 14 CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2014-05-25   
323-736 6 Los Angeles: DA 14 CA   6529 T-MOBILE USA, INC. 730   2014-04-29   
323-736 7 Los Angeles: DA 14 CA   6529 T-MOBILE USA, INC. 730   2014-04-29   
323-736 8 Los Angeles: DA 14 CA   899D METROPCS NETWORKS, LLC 730   2014-04-29   
323-736 9 Los Angeles: DA 14 CA   899D METROPCS NETWORKS, LLC 730   2014-04-29   
323-737 A Los Angeles: DA 11 CA LSANCA38DS0  9740 PACIFIC BELL 730      
323-738 A Los Angeles: DA 13 CA   899D METROPCS NETWORKS, LLC 730      
323-738 0 Los Angeles: DA 13 CA   899D METROPCS NETWORKS, LLC 730   2015-02-13   
323-738 1 Los Angeles: DA 13 CA   899D METROPCS NETWORKS, LLC 730   2015-02-13   
323-738 2 Los Angeles: DA 13 CA   899D METROPCS NETWORKS, LLC 730   2015-02-16   
323-738 3 Los Angeles: DA 13 CA   899D METROPCS NETWORKS, LLC 730   2015-02-16   
323-738 4 Los Angeles: DA 13 CA   899D METROPCS NETWORKS, LLC 730   2015-02-16   
323-738 5 Los Angeles: DA 13 CA   899D METROPCS NETWORKS, LLC 730   2015-02-16   
323-738 6 Los Angeles: DA 13 CA   899D METROPCS NETWORKS, LLC 730   2015-02-16   
323-738 7 Los Angeles: DA 13 CA   899D METROPCS NETWORKS, LLC 730   2015-02-16   
323-738 8 Los Angeles: DA 13 CA   899D METROPCS NETWORKS, LLC 730   2015-02-16   
323-738 9 Los Angeles: DA 13 CA   899D METROPCS NETWORKS, LLC 730   2015-02-13   
323-739 A Los Angeles: DA 03 CA   649C ONVOY, LLC - CA 730      
323-739 0 Los Angeles: DA 03 CA   576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2008-06-20   
323-739 1 Los Angeles: DA 03 CA   649C ONVOY, LLC - CA 730   2008-07-29   
323-739 2 Los Angeles: DA 03 CA   649C ONVOY, LLC - CA 730   2008-06-20   
323-739 3 Los Angeles: DA 03 CA   7262 XO CALIFORNIA, INC. 730   2008-12-14   
323-739 4 Los Angeles: DA 03 CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-02-26   
323-739 5 Los Angeles: DA 03 CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-09-30   
323-739 6 Los Angeles: DA 03 CA   576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2010-11-23   
323-739 7 Los Angeles: DA 03 CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-06-20   
323-739 8 Los Angeles: DA 03 CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2012-11-25   
323-739 9 Los Angeles: DA 03 CA   576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2013-08-22   
323-740 A Los Angeles: DA 11 CA   6529 T-MOBILE USA, INC. 730      
323-740 0 Los Angeles: DA 11 CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2015-04-18   
323-740 1 Los Angeles: DA 11 CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2015-04-18   
323-740 2 Los Angeles: DA 11 CA   6529 T-MOBILE USA, INC. 730   2015-03-23   
323-740 3 Los Angeles: DA 11 CA   6529 T-MOBILE USA, INC. 730   2015-03-23   
323-740 4 Los Angeles: DA 11 CA   6529 T-MOBILE USA, INC. 730   2015-03-23   
323-740 5 Los Angeles: DA 11 CA   6529 T-MOBILE USA, INC. 730   2015-03-23   
323-740 6 Los Angeles: DA 11 CA   6529 T-MOBILE USA, INC. 730   2015-03-23   
323-740 7 Los Angeles: DA 11 CA   6529 T-MOBILE USA, INC. 730   2015-03-23   
323-740 8 Los Angeles: DA 11 CA   6529 T-MOBILE USA, INC. 730   2015-03-23   
323-740 9 Los Angeles: DA 11 CA   6529 T-MOBILE USA, INC. 730   2015-03-23   
323-741 A Los Angeles: DA 02 CA   7240 MCI WORLDCOM COMMUNICATIONS, INC., CA 730      
323-741 0 Los Angeles: DA 02 CA   576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2014-04-22   
323-741 1 Los Angeles: DA 02 CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2014-09-19   
323-741 2 Los Angeles: DA 02 CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2014-09-19   

<< 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: VoIP Much Phone Company

Like this site? We accept donations via PayPal.